113406377522 has 4 divisors (see below), whose sum is σ = 170109566286. Its totient is φ = 56703188760.

The previous prime is 113406377507. The next prime is 113406377537. The reversal of 113406377522 is 225773604311.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 225773604311 = 22453 ⋅10055387.

It is an interprime number because it is at equal distance from previous prime (113406377507) and next prime (113406377537).

It can be written as a sum of positive squares in only one way, i.e., 104392963801 + 9013413721 = 323099^2 + 94939^2 .

It is a super-2 number, since 2×113406377522² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 113406377522.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28351594379 + ... + 28351594382.

Almost surely, 2^113406377522 is an apocalyptic number.

113406377522 is a deficient number, since it is larger than the sum of its proper divisors (56703188764).

113406377522 is an equidigital number, since it uses as much as digits as its factorization.

113406377522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56703188763.

The product of its (nonzero) digits is 211680, while the sum is 41.

The spelling of 113406377522 in words is "one hundred thirteen billion, four hundred six million, three hundred seventy-seven thousand, five hundred twenty-two".