955620871 has 2 divisors, whose sum is σ = 955620872. Its totient is φ = 955620870.

The previous prime is 955620839. The next prime is 955620877. The reversal of 955620871 is 178026559.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 955620871 - 2⁵ = 955620839 is a prime.

It is a super-2 number, since 2×955620871² = 1826422498181597282, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (955620877) by changing a digit.

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 as a sum of consecutive naturals, namely, 477810435 + 477810436.

It is an arithmetic number, because the mean of its divisors is an integer number (477810436).

Almost surely, 2^955620871 is an apocalyptic number.

955620871 is a deficient number, since it is larger than the sum of its proper divisors (1).

955620871 is an equidigital number, since it uses as much as digits as its factorization.

955620871 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 151200, while the sum is 43.

The square root of 955620871 is about 30913.1181054257. The cubic root of 955620871 is about 984.9825624989.

The spelling of 955620871 in words is "nine hundred fifty-five million, six hundred twenty thousand, eight hundred seventy-one".