961840995 has 32 divisors (see below), whose sum is σ = 1556105472. Its totient is φ = 507295872.

The previous prime is 961840993. The next prime is 961841021. The reversal of 961840995 is 599048169.

961840995 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 961840995 - 2¹ = 961840993 is a prime.

It is not an unprimeable number, because it can be changed into a prime (961840993) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 554149 + ... + 555881.

It is an arithmetic number, because the mean of its divisors is an integer number (48628296).

Almost surely, 2^961840995 is an apocalyptic number.

961840995 is a deficient number, since it is larger than the sum of its proper divisors (594264477).

961840995 is a wasteful number, since it uses less digits than its factorization.

961840995 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2131.

The product of its (nonzero) digits is 699840, while the sum is 51.

The square root of 961840995 is about 31013.5614691380. The cubic root of 961840995 is about 987.1150220767.

The spelling of 961840995 in words is "nine hundred sixty-one million, eight hundred forty thousand, nine hundred ninety-five".