117036117431 has 4 divisors (see below), whose sum is σ = 117412439664. Its totient is φ = 116659795200.

The previous prime is 117036117427. The next prime is 117036117469. The reversal of 117036117431 is 134711630711.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 134711630711 = 7 ⋅19244518673.

It is a cyclic number.

It is not a de Polignac number, because 117036117431 - 2² = 117036117427 is a prime.

It is a super-2 number, since 2×117036117431² (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 = 117036117391 and 117036117400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117036114431) 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, 188160650 + ... + 188161271.

It is an arithmetic number, because the mean of its divisors is an integer number (29353109916).

Almost surely, 2^117036117431 is an apocalyptic number.

117036117431 is a deficient number, since it is larger than the sum of its proper divisors (376322233).

117036117431 is an equidigital number, since it uses as much as digits as its factorization.

117036117431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 376322232.

The product of its (nonzero) digits is 10584, while the sum is 35.

The spelling of 117036117431 in words is "one hundred seventeen billion, thirty-six million, one hundred seventeen thousand, four hundred thirty-one".