961087942 has 4 divisors (see below), whose sum is σ = 1441631916. Its totient is φ = 480543970.

The previous prime is 961087937. The next prime is 961087951. The reversal of 961087942 is 249780169.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 249780169 = 3109 ⋅80341.

It is a junction number, because it is equal to n+sod(n) for n = 961087892 and 961087901.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 240271984 + ... + 240271987.

It is an arithmetic number, because the mean of its divisors is an integer number (360407979).

Almost surely, 2^961087942 is an apocalyptic number.

961087942 is a deficient number, since it is larger than the sum of its proper divisors (480543974).

961087942 is a wasteful number, since it uses less digits than its factorization.

961087942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 480543973.

The product of its (nonzero) digits is 217728, while the sum is 46.

The square root of 961087942 is about 31001.4183869061. The cubic root of 961087942 is about 986.8573412286.

The spelling of 961087942 in words is "nine hundred sixty-one million, eighty-seven thousand, nine hundred forty-two".