966913555 has 8 divisors (see below), whose sum is σ = 1167415632. Its totient is φ = 768784608.

The previous prime is 966913511. The next prime is 966913613. The reversal of 966913555 is 555319669.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 966913555 - 2²³ = 958524947 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 966913499 and 966913508.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 592384 + ... + 594013.

It is an arithmetic number, because the mean of its divisors is an integer number (145926954).

Almost surely, 2^966913555 is an apocalyptic number.

966913555 is a deficient number, since it is larger than the sum of its proper divisors (200502077).

966913555 is a wasteful number, since it uses less digits than its factorization.

966913555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1186565.

The product of its digits is 1093500, while the sum is 49.

The square root of 966913555 is about 31095.2336379709. The cubic root of 966913555 is about 988.8472638826.

The spelling of 966913555 in words is "nine hundred sixty-six million, nine hundred thirteen thousand, five hundred fifty-five".