113373342637 has 4 divisors (see below), whose sum is σ = 114808448320. Its totient is φ = 111938236956.

The previous prime is 113373342629. The next prime is 113373342647. The reversal of 113373342637 is 736243373311.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 736243373311 = 1427 ⋅515937893.

It is a cyclic number.

It is not a de Polignac number, because 113373342637 - 2³ = 113373342629 is a prime.

It is a super-2 number, since 2×113373342637² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 113373342593 and 113373342602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113373342617) 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, 717552723 + ... + 717552880.

It is an arithmetic number, because the mean of its divisors is an integer number (28702112080).

Almost surely, 2^113373342637 is an apocalyptic number.

It is an amenable number.

113373342637 is a deficient number, since it is larger than the sum of its proper divisors (1435105683).

113373342637 is an equidigital number, since it uses as much as digits as its factorization.

113373342637 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1435105682.

The product of its digits is 571536, while the sum is 43.

The spelling of 113373342637 in words is "one hundred thirteen billion, three hundred seventy-three million, three hundred forty-two thousand, six hundred thirty-seven".