117397452 has 24 divisors (see below), whose sum is σ = 283374000. Its totient is φ = 37782976.

The previous prime is 117397421. The next prime is 117397457. The reversal of 117397452 is 254793711.

It is a self number, because there is not a number n which added to its sum of digits gives 117397452.

It is not an unprimeable number, because it can be changed into a prime (117397457) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 168327 + ... + 169022.

It is an arithmetic number, because the mean of its divisors is an integer number (11807250).

Almost surely, 2^117397452 is an apocalyptic number.

117397452 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

117397452 is an abundant number, since it is smaller than the sum of its proper divisors (165976548).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

117397452 is a wasteful number, since it uses less digits than its factorization.

117397452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 337385 (or 337383 counting only the distinct ones).

The product of its digits is 52920, while the sum is 39.

The square root of 117397452 is about 10835.0104753064. The cubic root of 117397452 is about 489.6505240963.

It can be divided in two parts, 11739 and 7452, that added together give a palindrome (19191).

The spelling of 117397452 in words is "one hundred seventeen million, three hundred ninety-seven thousand, four hundred fifty-two".