961356042 has 12 divisors (see below), whose sum is σ = 2082938130. Its totient is φ = 320452008.

The previous prime is 961356023. The next prime is 961356083. The reversal of 961356042 is 240653169.

It is a happy number.

961356042 is a `hidden beast` number, since 96 + 1 + 3 + 560 + 4 + 2 = 666.

It can be written as a sum of positive squares in only one way, i.e., 959078961 + 2277081 = 30969^2 + 1509^2 .

It is a junction number, because it is equal to n+sod(n) for n = 961355988 and 961356006.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 26704317 + ... + 26704352.

Almost surely, 2^961356042 is an apocalyptic number.

961356042 is an abundant number, since it is smaller than the sum of its proper divisors (1121582088).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

961356042 is a wasteful number, since it uses less digits than its factorization.

961356042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53408677 (or 53408674 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 36.

The square root of 961356042 is about 31005.7420811049. The cubic root of 961356042 is about 986.9490955291.

The spelling of 961356042 in words is "nine hundred sixty-one million, three hundred fifty-six thousand, forty-two".