116981825 has 12 divisors (see below), whose sum is σ = 148145280. Its totient is φ = 91593360.

The previous prime is 116981807. The next prime is 116981831. The reversal of 116981825 is 528189611.

It is not a de Polignac number, because 116981825 - 2¹⁴ = 116965441 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 48605 + ... + 50954.

It is an arithmetic number, because the mean of its divisors is an integer number (12345440).

Almost surely, 2^116981825 is an apocalyptic number.

It is an amenable number.

116981825 is a deficient number, since it is larger than the sum of its proper divisors (31163455).

116981825 is an equidigital number, since it uses as much as digits as its factorization.

116981825 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99616 (or 99611 counting only the distinct ones).

The product of its digits is 34560, while the sum is 41.

The square root of 116981825 is about 10815.8136540900. The cubic root of 116981825 is about 489.0719975734.

The spelling of 116981825 in words is "one hundred sixteen million, nine hundred eighty-one thousand, eight hundred twenty-five".