955274989 has 4 divisors (see below), whose sum is σ = 1005552640. Its totient is φ = 904997340.

The previous prime is 955274977. The next prime is 955275053. The reversal of 955274989 is 989472559.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 955274989 - 2²¹ = 953177837 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (955274189) 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 in 3 ways as a sum of consecutive naturals, for example, 25138797 + ... + 25138834.

It is an arithmetic number, because the mean of its divisors is an integer number (251388160).

Almost surely, 2^955274989 is an apocalyptic number.

It is an amenable number.

955274989 is a deficient number, since it is larger than the sum of its proper divisors (50277651).

955274989 is a wasteful number, since it uses less digits than its factorization.

955274989 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50277650.

The product of its digits is 8164800, while the sum is 58.

The square root of 955274989 is about 30907.5231780225. The cubic root of 955274989 is about 984.8637117215.

The spelling of 955274989 in words is "nine hundred fifty-five million, two hundred seventy-four thousand, nine hundred eighty-nine".