111441461252 has 54 divisors (see below), whose sum is σ = 224089534494. Its totient is φ = 48452697920.

The previous prime is 111441461233. The next prime is 111441461269. The reversal of 111441461252 is 252164144111.

It can be written as a sum of positive squares in only one way, i.e., 56317934596 + 55123526656 = 237314^2 + 234784^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 38408 + ... + 473664.

Almost surely, 2^111441461252 is an apocalyptic number.

It is an amenable number.

111441461252 is an abundant number, since it is smaller than the sum of its proper divisors (112648073242).

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

111441461252 is a wasteful number, since it uses less digits than its factorization.

111441461252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 435329 (or 435293 counting only the distinct ones).

The product of its digits is 7680, while the sum is 32.

The spelling of 111441461252 in words is "one hundred eleven billion, four hundred forty-one million, four hundred sixty-one thousand, two hundred fifty-two".