1145100154 has 16 divisors (see below), whose sum is σ = 1890995040. Its totient is φ = 515723760.

The previous prime is 1145100133. The next prime is 1145100311. The reversal of 1145100154 is 4510015411.

It is a happy number.

It is a super-2 number, since 2×1145100154² = 2622508725381647432, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 236364 + ... + 241159.

It is an arithmetic number, because the mean of its divisors is an integer number (118187190).

Almost surely, 2^1145100154 is an apocalyptic number.

1145100154 is a deficient number, since it is larger than the sum of its proper divisors (745894886).

1145100154 is a wasteful number, since it uses less digits than its factorization.

1145100154 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 477645.

The product of its (nonzero) digits is 400, while the sum is 22.

The square root of 1145100154 is about 33839.3285098862. The cubic root of 1145100154 is about 1046.1994587870.

Adding to 1145100154 its reverse (4510015411), we get a palindrome (5655115565).

It can be divided in two parts, 11 and 45100154, that multiplied together give a palindrome (496101694).

The spelling of 1145100154 in words is "one billion, one hundred forty-five million, one hundred thousand, one hundred fifty-four".