106400913931 has 4 divisors (see below), whose sum is σ = 114585599632. Its totient is φ = 98216228232.

The previous prime is 106400913917. The next prime is 106400913967. The reversal of 106400913931 is 139319004601.

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 106400913931 - 2⁷ = 106400913803 is a prime.

It is a super-2 number, since 2×106400913931² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (106400913331) 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 3 ways as a sum of consecutive naturals, for example, 4092342831 + ... + 4092342856.

It is an arithmetic number, because the mean of its divisors is an integer number (28646399908).

Almost surely, 2^106400913931 is an apocalyptic number.

106400913931 is a deficient number, since it is larger than the sum of its proper divisors (8184685701).

106400913931 is an equidigital number, since it uses as much as digits as its factorization.

106400913931 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8184685700.

The product of its (nonzero) digits is 17496, while the sum is 37.

The spelling of 106400913931 in words is "one hundred six billion, four hundred million, nine hundred thirteen thousand, nine hundred thirty-one".