111426356407 has 4 divisors (see below), whose sum is σ = 111789309016. Its totient is φ = 111063403800.

The previous prime is 111426356317. The next prime is 111426356443. The reversal of 111426356407 is 704653624111.

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

It is a cyclic number.

It is not a de Polignac number, because 111426356407 - 2¹⁵ = 111426323639 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 111426356407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111426356497) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 181475844 + ... + 181476457.

It is an arithmetic number, because the mean of its divisors is an integer number (27947327254).

Almost surely, 2^111426356407 is an apocalyptic number.

111426356407 is a deficient number, since it is larger than the sum of its proper divisors (362952609).

111426356407 is an equidigital number, since it uses as much as digits as its factorization.

111426356407 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 362952608.

The product of its (nonzero) digits is 120960, while the sum is 40.

The spelling of 111426356407 in words is "one hundred eleven billion, four hundred twenty-six million, three hundred fifty-six thousand, four hundred seven".