117020951 has 2 divisors, whose sum is σ = 117020952. Its totient is φ = 117020950.

The previous prime is 117020933. The next prime is 117020957. The reversal of 117020951 is 159020711.

It is a strong prime.

It is an emirp because it is prime and its reverse (159020711) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 117020951 - 2¹⁴ = 117004567 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 117020951.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (117020957) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58510475 + 58510476.

It is an arithmetic number, because the mean of its divisors is an integer number (58510476).

Almost surely, 2^117020951 is an apocalyptic number.

117020951 is a deficient number, since it is larger than the sum of its proper divisors (1).

117020951 is an equidigital number, since it uses as much as digits as its factorization.

117020951 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 630, while the sum is 26.

The square root of 117020951 is about 10817.6222433583. The cubic root of 117020951 is about 489.1265168630.

The spelling of 117020951 in words is "one hundred seventeen million, twenty thousand, nine hundred fifty-one".