1111431748552 has 32 divisors (see below), whose sum is σ = 2088382803480. Its totient is φ = 554530129920.

The previous prime is 1111431748547. The next prime is 1111431748571. The reversal of 1111431748552 is 2558471341111.

It can be written as a sum of positive squares in 4 ways, for example, as 846241767396 + 265189981156 = 919914^2 + 514966^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1111431748499 and 1111431748508.

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, 21284908 + ... + 21337060.

Almost surely, 2^{1111431748552} is an apocalyptic number.

It is an amenable number.

1111431748552 is a deficient number, since it is larger than the sum of its proper divisors (976951054928).

1111431748552 is a wasteful number, since it uses less digits than its factorization.

1111431748552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57793 (or 57789 counting only the distinct ones).

The product of its digits is 134400, while the sum is 43.

The spelling of 1111431748552 in words is "one trillion, one hundred eleven billion, four hundred thirty-one million, seven hundred forty-eight thousand, five hundred fifty-two".