117829525 has 12 divisors (see below), whose sum is σ = 159391584. Its totient is φ = 85694000.

The previous prime is 117829471. The next prime is 117829559. The reversal of 117829525 is 525928711.

It is not a de Polignac number, because 117829525 - 2¹¹ = 117827477 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 213961 + ... + 214510.

It is an arithmetic number, because the mean of its divisors is an integer number (13282632).

Almost surely, 2^117829525 is an apocalyptic number.

It is an amenable number.

117829525 is a deficient number, since it is larger than the sum of its proper divisors (41562059).

117829525 is a wasteful number, since it uses less digits than its factorization.

117829525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 428492 (or 428487 counting only the distinct ones).

The product of its digits is 50400, while the sum is 40.

The square root of 117829525 is about 10854.9309071960. The cubic root of 117829525 is about 490.2504966596.

It can be divided in two parts, 1178 and 29525, that added together give a palindrome (30703).

The spelling of 117829525 in words is "one hundred seventeen million, eight hundred twenty-nine thousand, five hundred twenty-five".