961554875 has 8 divisors (see below), whose sum is σ = 1200020640. Its totient is φ = 769243800.

The previous prime is 961554871. The next prime is 961554887. The reversal of 961554875 is 578455169.

961554875 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 961554875 - 2² = 961554871 is a prime.

It is not an unprimeable number, because it can be changed into a prime (961554871) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3846095 + ... + 3846344.

It is an arithmetic number, because the mean of its divisors is an integer number (150002580).

Almost surely, 2^961554875 is an apocalyptic number.

961554875 is a deficient number, since it is larger than the sum of its proper divisors (238465765).

961554875 is an equidigital number, since it uses as much as digits as its factorization.

961554875 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7692454 (or 7692444 counting only the distinct ones).

The product of its digits is 1512000, while the sum is 50.

The square root of 961554875 is about 31008.9483052876. The cubic root of 961554875 is about 987.0171329379.

The spelling of 961554875 in words is "nine hundred sixty-one million, five hundred fifty-four thousand, eight hundred seventy-five".