116890137 has 36 divisors (see below), whose sum is σ = 211525860. Its totient is φ = 61653312.

The previous prime is 116890129. The next prime is 116890153. The reversal of 116890137 is 731098611.

It can be written as a sum of positive squares in 2 ways, for example, as 69155856 + 47734281 = 8316^2 + 6909^2 .

It is not a de Polignac number, because 116890137 - 2³ = 116890129 is a prime.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (116890127) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 4462 + ... + 15927.

Almost surely, 2^116890137 is an apocalyptic number.

It is an amenable number.

116890137 is a deficient number, since it is larger than the sum of its proper divisors (94635723).

116890137 is a wasteful number, since it uses less digits than its factorization.

116890137 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20422 (or 20412 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 36.

The square root of 116890137 is about 10811.5742147016. The cubic root of 116890137 is about 488.9441892469.

The spelling of 116890137 in words is "one hundred sixteen million, eight hundred ninety thousand, one hundred thirty-seven".