916260139 has 4 divisors (see below), whose sum is σ = 916971160. Its totient is φ = 915549120.

The previous prime is 916260127. The next prime is 916260173. The reversal of 916260139 is 931062619.

916260139 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 916260139 - 2⁹ = 916259627 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 916260098 and 916260107.

It is not an unprimeable number, because it can be changed into a prime (916260109) 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, 353574 + ... + 356155.

It is an arithmetic number, because the mean of its divisors is an integer number (229242790).

Almost surely, 2^916260139 is an apocalyptic number.

916260139 is a deficient number, since it is larger than the sum of its proper divisors (711021).

916260139 is a wasteful number, since it uses less digits than its factorization.

916260139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 711020.

The product of its (nonzero) digits is 17496, while the sum is 37.

The square root of 916260139 is about 30269.7892130091. The cubic root of 916260139 is about 971.2691570642.

The spelling of 916260139 in words is "nine hundred sixteen million, two hundred sixty thousand, one hundred thirty-nine".