116909725 has 12 divisors (see below), whose sum is σ = 145168660. Its totient is φ = 93398400.

The previous prime is 116909669. The next prime is 116909729. The reversal of 116909725 is 527909611.

It can be written as a sum of positive squares in 6 ways, for example, as 6365529 + 110544196 = 2523^2 + 10514^2 .

It is not a de Polignac number, because 116909725 - 2¹⁷ = 116778653 is a prime.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116909729) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17905 + ... + 23545.

Almost surely, 2^116909725 is an apocalyptic number.

It is an amenable number.

116909725 is a deficient number, since it is larger than the sum of its proper divisors (28258935).

116909725 is an equidigital number, since it uses as much as digits as its factorization.

116909725 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6480 (or 6475 counting only the distinct ones).

The product of its (nonzero) digits is 34020, while the sum is 40.

The square root of 116909725 is about 10812.4800577851. The cubic root of 116909725 is about 488.9714995176.

The spelling of 116909725 in words is "one hundred sixteen million, nine hundred nine thousand, seven hundred twenty-five".