117237129 has 16 divisors (see below), whose sum is σ = 160923648. Its totient is φ = 75881232.

The previous prime is 117237103. The next prime is 117237143. The reversal of 117237129 is 921732711.

It is not a de Polignac number, because 117237129 - 2⁹ = 117236617 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 117237129.

It is not an unprimeable number, because it can be changed into a prime (117237829) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14634 + ... + 21180.

It is an arithmetic number, because the mean of its divisors is an integer number (10057728).

Almost surely, 2^117237129 is an apocalyptic number.

It is an amenable number.

117237129 is a deficient number, since it is larger than the sum of its proper divisors (43686519).

117237129 is a wasteful number, since it uses less digits than its factorization.

117237129 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6724.

The product of its digits is 5292, while the sum is 33.

The square root of 117237129 is about 10827.6095699836. The cubic root of 117237129 is about 489.4275266288.

The spelling of 117237129 in words is "one hundred seventeen million, two hundred thirty-seven thousand, one hundred twenty-nine".