945873951 has 16 divisors (see below), whose sum is σ = 1377285888. Its totient is φ = 572644800.

The previous prime is 945873949. The next prime is 945873959. The reversal of 945873951 is 159378549.

It is not a de Polignac number, because 945873951 - 2¹ = 945873949 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 945873894 and 945873903.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (945873959) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17091 + ... + 46731.

It is an arithmetic number, because the mean of its divisors is an integer number (86080368).

Almost surely, 2^945873951 is an apocalyptic number.

945873951 is a deficient number, since it is larger than the sum of its proper divisors (431411937).

945873951 is a wasteful number, since it uses less digits than its factorization.

945873951 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30622.

The product of its digits is 1360800, while the sum is 51.

The square root of 945873951 is about 30755.0638269538. The cubic root of 945873951 is about 981.6223132526.

The spelling of 945873951 in words is "nine hundred forty-five million, eight hundred seventy-three thousand, nine hundred fifty-one".