961372035 has 96 divisors (see below), whose sum is σ = 1852538688. Its totient is φ = 458265600.

The previous prime is 961372007. The next prime is 961372057. The reversal of 961372035 is 530273169.

961372035 is a `hidden beast` number, since 9 + 613 + 7 + 2 + 0 + 35 = 666.

It is a Cunningham number, because it is equal to 31006²-1.

It is a de Polignac number, because none of the positive numbers 2^k-961372035 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 3131352 + ... + 3131658.

It is an arithmetic number, because the mean of its divisors is an integer number (19297278).

Almost surely, 2^961372035 is an apocalyptic number.

961372035 is a deficient number, since it is larger than the sum of its proper divisors (891166653).

961372035 is a wasteful number, since it uses less digits than its factorization.

961372035 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 485 (or 482 counting only the distinct ones).

The product of its (nonzero) digits is 34020, while the sum is 36.

The square root of 961372035 is about 31005.9999838741. Note that the first 4 decimals coincide. The cubic root of 961372035 is about 986.9545684197.

The spelling of 961372035 in words is "nine hundred sixty-one million, three hundred seventy-two thousand, thirty-five".