116015731 has 4 divisors (see below), whose sum is σ = 124940032. Its totient is φ = 107091432.

The previous prime is 116015639. The next prime is 116015737. The reversal of 116015731 is 137510611.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 116015731 - 2⁹ = 116015219 is a prime.

It is a super-2 number, since 2×116015731² = 26919299678928722, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 116015696 and 116015705.

It is not an unprimeable number, because it can be changed into a prime (116015737) 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, 4462131 + ... + 4462156.

It is an arithmetic number, because the mean of its divisors is an integer number (31235008).

Almost surely, 2^116015731 is an apocalyptic number.

116015731 is a deficient number, since it is larger than the sum of its proper divisors (8924301).

116015731 is an equidigital number, since it uses as much as digits as its factorization.

116015731 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8924300.

The product of its (nonzero) digits is 630, while the sum is 25.

The square root of 116015731 is about 10771.0598828528. The cubic root of 116015731 is about 487.7219411082.

The spelling of 116015731 in words is "one hundred sixteen million, fifteen thousand, seven hundred thirty-one".