111477413819 has 2 divisors, whose sum is σ = 111477413820. Its totient is φ = 111477413818.

The previous prime is 111477413797. The next prime is 111477413857. The reversal of 111477413819 is 918314774111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 111477413819 - 2²⁴ = 111460636603 is a prime.

It is a super-2 number, since 2×111477413819² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (111477413899) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55738706909 + 55738706910.

It is an arithmetic number, because the mean of its divisors is an integer number (55738706910).

Almost surely, 2^111477413819 is an apocalyptic number.

111477413819 is a deficient number, since it is larger than the sum of its proper divisors (1).

111477413819 is an equidigital number, since it uses as much as digits as its factorization.

111477413819 is an evil number, because the sum of its binary digits is even.

The product of its digits is 169344, while the sum is 47.

The spelling of 111477413819 in words is "one hundred eleven billion, four hundred seventy-seven million, four hundred thirteen thousand, eight hundred nineteen".