117032521 has 2 divisors, whose sum is σ = 117032522. Its totient is φ = 117032520.

The previous prime is 117032501. The next prime is 117032543. The reversal of 117032521 is 125230711.

It is a happy number.

It is an a-pointer prime, because the next prime (117032543) can be obtained adding 117032521 to its sum of digits (22).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 108388921 + 8643600 = 10411^2 + 2940^2 .

It is a cyclic number.

It is not a de Polignac number, because 117032521 - 2¹⁹ = 116508233 is a prime.

It is a super-2 number, since 2×117032521² = 27393221943230882, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 117032492 and 117032501.

It is not a weakly prime, because it can be changed into another prime (117032501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58516260 + 58516261.

It is an arithmetic number, because the mean of its divisors is an integer number (58516261).

Almost surely, 2^117032521 is an apocalyptic number.

It is an amenable number.

117032521 is a deficient number, since it is larger than the sum of its proper divisors (1).

117032521 is an equidigital number, since it uses as much as digits as its factorization.

117032521 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 420, while the sum is 22.

The square root of 117032521 is about 10818.1570057011. The cubic root of 117032521 is about 489.1426365044.

The spelling of 117032521 in words is "one hundred seventeen million, thirty-two thousand, five hundred twenty-one".