117002531 has 2 divisors, whose sum is σ = 117002532. Its totient is φ = 117002530.

The previous prime is 117002507. The next prime is 117002537. The reversal of 117002531 is 135200711.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 117002531 - 2¹⁴ = 116986147 is a prime.

It is a super-2 number, since 2×117002531² = 27379184520811922, which contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (117002537) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58501265 + 58501266.

It is an arithmetic number, because the mean of its divisors is an integer number (58501266).

Almost surely, 2^117002531 is an apocalyptic number.

117002531 is a deficient number, since it is larger than the sum of its proper divisors (1).

117002531 is an equidigital number, since it uses as much as digits as its factorization.

117002531 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 210, while the sum is 20.

The square root of 117002531 is about 10816.7708212756. The cubic root of 117002531 is about 489.1008514213.

The spelling of 117002531 in words is "one hundred seventeen million, two thousand, five hundred thirty-one".