1125525011452 has 12 divisors (see below), whose sum is σ = 1972881937096. Its totient is φ = 561844458000.

The previous prime is 1125525011441. The next prime is 1125525011453. The reversal of 1125525011452 is 2541105255211.

It is a super-2 number, since 2×1125525011452² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1125525011453) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 229509174 + ... + 229514077.

Almost surely, 2^{1125525011452} is an apocalyptic number.

It is an amenable number.

1125525011452 is a deficient number, since it is larger than the sum of its proper divisors (847356925644).

1125525011452 is a wasteful number, since it uses less digits than its factorization.

1125525011452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 459023868 (or 459023866 counting only the distinct ones).

The product of its (nonzero) digits is 20000, while the sum is 34.

The spelling of 1125525011452 in words is "one trillion, one hundred twenty-five billion, five hundred twenty-five million, eleven thousand, four hundred fifty-two".