111113631376457 has 16 divisors (see below), whose sum is σ = 118750604392512. Its totient is φ = 103599000207360.

The previous prime is 111113631376373. The next prime is 111113631376459. The reversal of 111113631376457 is 754673136311111.

It is a cyclic number.

It is not a de Polignac number, because 111113631376457 - 2⁸ = 111113631376201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111113631376459) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 188301158 + ... + 188890320.

It is an arithmetic number, because the mean of its divisors is an integer number (7421912774532).

Almost surely, 2^{111113631376457} is an apocalyptic number.

111113631376457 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

111113631376457 is a deficient number, since it is larger than the sum of its proper divisors (7636973016055).

111113631376457 is a wasteful number, since it uses less digits than its factorization.

111113631376457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 692968.

The product of its digits is 952560, while the sum is 50.

Adding to 111113631376457 its reverse (754673136311111), we get a palindrome (865786767687568).

The spelling of 111113631376457 in words is "one hundred eleven trillion, one hundred thirteen billion, six hundred thirty-one million, three hundred seventy-six thousand, four hundred fifty-seven".