936319961 has 4 divisors (see below), whose sum is σ = 946840500. Its totient is φ = 925799424.

The previous prime is 936319957. The next prime is 936319963. The reversal of 936319961 is 169913639.

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

It can be written as a sum of positive squares in 2 ways, for example, as 437646400 + 498673561 = 20920^2 + 22331^2 .

It is a cyclic number.

It is not a de Polignac number, because 936319961 - 2² = 936319957 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (936319963) 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, 5260136 + ... + 5260313.

It is an arithmetic number, because the mean of its divisors is an integer number (236710125).

Almost surely, 2^936319961 is an apocalyptic number.

It is an amenable number.

936319961 is a deficient number, since it is larger than the sum of its proper divisors (10520539).

936319961 is a wasteful number, since it uses less digits than its factorization.

936319961 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10520538.

The product of its digits is 236196, while the sum is 47.

The square root of 936319961 is about 30599.3457609799. The cubic root of 936319961 is about 978.3060981912.

The spelling of 936319961 in words is "nine hundred thirty-six million, three hundred nineteen thousand, nine hundred sixty-one".