961157106 has 48 divisors (see below), whose sum is σ = 2563089984. Its totient is φ = 253491552.

The previous prime is 961157083. The next prime is 961157233. The reversal of 961157106 is 601751169.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 291756 + ... + 295031.

It is an arithmetic number, because the mean of its divisors is an integer number (53397708).

Almost surely, 2^961157106 is an apocalyptic number.

961157106 is an abundant number, since it is smaller than the sum of its proper divisors (1601932878).

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

961157106 is a wasteful number, since it uses less digits than its factorization.

961157106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 586815 (or 586812 counting only the distinct ones).

The product of its (nonzero) digits is 11340, while the sum is 36.

The square root of 961157106 is about 31002.5338641860. The cubic root of 961157106 is about 986.8810134862.

The spelling of 961157106 in words is "nine hundred sixty-one million, one hundred fifty-seven thousand, one hundred six".