1203524453412 has 24 divisors (see below), whose sum is σ = 3120248583200. Its totient is φ = 401174817768.

The previous prime is 1203524453407. The next prime is 1203524453419. The reversal of 1203524453412 is 2143544253021.

It is a happy number.

1203524453412 is a `hidden beast` number, since 1 + 20 + 3 + 52 + 44 + 534 + 12 = 666.

It is a super-2 number, since 2×1203524453412² (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 not an unprimeable number, because it can be changed into a prime (1203524453419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5571872362 + ... + 5571872577.

Almost surely, 2^{1203524453412} is an apocalyptic number.

1203524453412 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1203524453412 is an abundant number, since it is smaller than the sum of its proper divisors (1916724129788).

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

1203524453412 is a wasteful number, since it uses less digits than its factorization.

1203524453412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11143744952 (or 11143744944 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 36.

The spelling of 1203524453412 in words is "one trillion, two hundred three billion, five hundred twenty-four million, four hundred fifty-three thousand, four hundred twelve".