111347977498 has 4 divisors (see below), whose sum is σ = 167021966250. Its totient is φ = 55673988748.

The previous prime is 111347977487. The next prime is 111347977501. The reversal of 111347977498 is 894779743111.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 73228148449 + 38119829049 = 270607^2 + 195243^2 .

It is a super-2 number, since 2×111347977498² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27836994373 + ... + 27836994376.

Almost surely, 2^111347977498 is an apocalyptic number.

111347977498 is a deficient number, since it is larger than the sum of its proper divisors (55673988752).

111347977498 is an equidigital number, since it uses as much as digits as its factorization.

111347977498 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55673988751.

The product of its digits is 10668672, while the sum is 61.

The spelling of 111347977498 in words is "one hundred eleven billion, three hundred forty-seven million, nine hundred seventy-seven thousand, four hundred ninety-eight".