117902501 has 4 divisors (see below), whose sum is σ = 118608672. Its totient is φ = 117196332.

The previous prime is 117902479. The next prime is 117902507. The reversal of 117902501 is 105209711.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 105209711 = 1487 ⋅70753.

It is a cyclic number.

It is not a de Polignac number, because 117902501 - 2⁶ = 117902437 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117902507) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 352835 + ... + 353168.

It is an arithmetic number, because the mean of its divisors is an integer number (29652168).

Almost surely, 2^117902501 is an apocalyptic number.

It is an amenable number.

117902501 is a deficient number, since it is larger than the sum of its proper divisors (706171).

117902501 is an equidigital number, since it uses as much as digits as its factorization.

117902501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 706170.

The product of its (nonzero) digits is 630, while the sum is 26.

The square root of 117902501 is about 10858.2918085673. The cubic root of 117902501 is about 490.3516856072.

The spelling of 117902501 in words is "one hundred seventeen million, nine hundred two thousand, five hundred one".