1145341203444 has 48 divisors (see below), whose sum is σ = 3098507610240. Its totient is φ = 365181252480.

The previous prime is 1145341203437. The next prime is 1145341203451. The reversal of 1145341203444 is 4443021435411.

It is a happy number.

1145341203444 is a `hidden beast` number, since 1 + 1 + 4 + 5 + 3 + 4 + 1 + 203 + 444 = 666.

It is an interprime number because it is at equal distance from previous prime (1145341203437) and next prime (1145341203451).

It is a super-2 number, since 2×1145341203444² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 1145341203399 and 1145341203408.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 230541237 + ... + 230546204.

It is an arithmetic number, because the mean of its divisors is an integer number (64552241880).

Almost surely, 2^{1145341203444} is an apocalyptic number.

It is an amenable number.

1145341203444 is an abundant number, since it is smaller than the sum of its proper divisors (1953166406796).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1145341203444 is a wasteful number, since it uses less digits than its factorization.

1145341203444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 461087477 (or 461087469 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 36.

Adding to 1145341203444 its reverse (4443021435411), we get a palindrome (5588362638855).

The spelling of 1145341203444 in words is "one trillion, one hundred forty-five billion, three hundred forty-one million, two hundred three thousand, four hundred forty-four".