117141528 has 32 divisors (see below), whose sum is σ = 334690560. Its totient is φ = 33468960.

The previous prime is 117141523. The next prime is 117141539. The reversal of 117141528 is 825141711.

It is a junction number, because it is equal to n+sod(n) for n = 117141495 and 117141504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117141523) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 348468 + ... + 348803.

It is an arithmetic number, because the mean of its divisors is an integer number (10459080).

Almost surely, 2^117141528 is an apocalyptic number.

It is an amenable number.

117141528 is an abundant number, since it is smaller than the sum of its proper divisors (217549032).

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

117141528 is a wasteful number, since it uses less digits than its factorization.

117141528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 697287 (or 697283 counting only the distinct ones).

The product of its digits is 2240, while the sum is 30.

The square root of 117141528 is about 10823.1939832935. The cubic root of 117141528 is about 489.2944559160.

The spelling of 117141528 in words is "one hundred seventeen million, one hundred forty-one thousand, five hundred twenty-eight".