117953351 has 4 divisors (see below), whose sum is σ = 120830304. Its totient is φ = 115076400.

The previous prime is 117953347. The next prime is 117953359. The reversal of 117953351 is 153359711.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 153359711 = 383 ⋅400417.

It is a cyclic number.

It is not a de Polignac number, because 117953351 - 2² = 117953347 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117953359) 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, 1438415 + ... + 1438496.

It is an arithmetic number, because the mean of its divisors is an integer number (30207576).

Almost surely, 2^117953351 is an apocalyptic number.

117953351 is a deficient number, since it is larger than the sum of its proper divisors (2876953).

117953351 is an equidigital number, since it uses as much as digits as its factorization.

117953351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2876952.

The product of its digits is 14175, while the sum is 35.

The square root of 117953351 is about 10860.6330846779. The cubic root of 117953351 is about 490.4221698327.

The spelling of 117953351 in words is "one hundred seventeen million, nine hundred fifty-three thousand, three hundred fifty-one".