116737521 has 16 divisors (see below), whose sum is σ = 165149568. Its totient is φ = 73094400.

The previous prime is 116737513. The next prime is 116737549. The reversal of 116737521 is 125737611.

It is not a de Polignac number, because 116737521 - 2³ = 116737513 is a prime.

It is not an unprimeable number, because it can be changed into a prime (116737571) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25476 + ... + 29706.

It is an arithmetic number, because the mean of its divisors is an integer number (10321848).

Almost surely, 2^116737521 is an apocalyptic number.

It is an amenable number.

116737521 is a deficient number, since it is larger than the sum of its proper divisors (48412047).

116737521 is a wasteful number, since it uses less digits than its factorization.

116737521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4792.

The product of its digits is 8820, while the sum is 33.

The square root of 116737521 is about 10804.5139178031. The cubic root of 116737521 is about 488.7313021499.

The spelling of 116737521 in words is "one hundred sixteen million, seven hundred thirty-seven thousand, five hundred twenty-one".