117525649 has 2 divisors, whose sum is σ = 117525650. Its totient is φ = 117525648.

The previous prime is 117525631. The next prime is 117525677. The reversal of 117525649 is 946525711.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 98863249 + 18662400 = 9943^2 + 4320^2 .

It is a cyclic number.

It is not a de Polignac number, because 117525649 - 2⁹ = 117525137 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (117525679) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58762824 + 58762825.

It is an arithmetic number, because the mean of its divisors is an integer number (58762825).

Almost surely, 2^117525649 is an apocalyptic number.

It is an amenable number.

117525649 is a deficient number, since it is larger than the sum of its proper divisors (1).

117525649 is an equidigital number, since it uses as much as digits as its factorization.

117525649 is an evil number, because the sum of its binary digits is even.

The product of its digits is 75600, while the sum is 40.

The square root of 117525649 is about 10840.9247299296. The cubic root of 117525649 is about 489.8286906360.

The spelling of 117525649 in words is "one hundred seventeen million, five hundred twenty-five thousand, six hundred forty-nine".