111348069538 has 8 divisors (see below), whose sum is σ = 167035359132. Its totient is φ = 55669616496.

The previous prime is 111348069523. The next prime is 111348069583. The reversal of 111348069538 is 835960843111.

It can be written as a sum of positive squares in 2 ways, for example, as 111266943489 + 81126049 = 333567^2 + 9007^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 111348069491 and 111348069500.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2177545 + ... + 2228092.

Almost surely, 2^111348069538 is an apocalyptic number.

111348069538 is a deficient number, since it is larger than the sum of its proper divisors (55687289594).

111348069538 is a wasteful number, since it uses less digits than its factorization.

111348069538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4418276.

The product of its (nonzero) digits is 622080, while the sum is 49.

The spelling of 111348069538 in words is "one hundred eleven billion, three hundred forty-eight million, sixty-nine thousand, five hundred thirty-eight".