117555351 has 4 divisors (see below), whose sum is σ = 156740472. Its totient is φ = 78370232.

The previous prime is 117555349. The next prime is 117555353. The reversal of 117555351 is 153555711.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (117555349) and next prime (117555353).

It is a cyclic number.

It is not a de Polignac number, because 117555351 - 2¹ = 117555349 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117555353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19592556 + ... + 19592561.

It is an arithmetic number, because the mean of its divisors is an integer number (39185118).

Almost surely, 2^117555351 is an apocalyptic number.

117555351 is a deficient number, since it is larger than the sum of its proper divisors (39185121).

117555351 is an equidigital number, since it uses as much as digits as its factorization.

117555351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39185120.

The product of its digits is 13125, while the sum is 33.

The square root of 117555351 is about 10842.2945449752. The cubic root of 117555351 is about 489.8699516045.

The spelling of 117555351 in words is "one hundred seventeen million, five hundred fifty-five thousand, three hundred fifty-one".