117742325 has 12 divisors (see below), whose sum is σ = 149947620. Its totient is φ = 91647360.

The previous prime is 117742319. The next prime is 117742337. The reversal of 117742325 is 523247711.

It can be written as a sum of positive squares in 6 ways, for example, as 2093809 + 115648516 = 1447^2 + 10754^2 .

It is a de Polignac number, because none of the positive numbers 2^k-117742325 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 117742291 and 117742300.

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, 62720 + ... + 64569.

It is an arithmetic number, because the mean of its divisors is an integer number (12495635).

Almost surely, 2^117742325 is an apocalyptic number.

It is an amenable number.

117742325 is a deficient number, since it is larger than the sum of its proper divisors (32205295).

117742325 is a wasteful number, since it uses less digits than its factorization.

117742325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127336 (or 127331 counting only the distinct ones).

The product of its digits is 11760, while the sum is 32.

The square root of 117742325 is about 10850.9135560099. The cubic root of 117742325 is about 490.1295298267.

The spelling of 117742325 in words is "one hundred seventeen million, seven hundred forty-two thousand, three hundred twenty-five".