11703081638931 has 4 divisors (see below), whose sum is σ = 15604108851912. Its totient is φ = 7802054425952.

The previous prime is 11703081638929. The next prime is 11703081638939. The reversal of 11703081638931 is 13983618030711.

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 11703081638931 - 2¹ = 11703081638929 is a prime.

It is a super-2 number, since 2×11703081638931² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11703081638939) 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, 1950513606486 + ... + 1950513606491.

It is an arithmetic number, because the mean of its divisors is an integer number (3901027212978).

Almost surely, 2^{11703081638931} is an apocalyptic number.

11703081638931 is a deficient number, since it is larger than the sum of its proper divisors (3901027212981).

11703081638931 is an equidigital number, since it uses as much as digits as its factorization.

11703081638931 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3901027212980.

The product of its (nonzero) digits is 653184, while the sum is 51.

The spelling of 11703081638931 in words is "eleven trillion, seven hundred three billion, eighty-one million, six hundred thirty-eight thousand, nine hundred thirty-one".