945527971 has 4 divisors (see below), whose sum is σ = 945593272. Its totient is φ = 945462672.

The previous prime is 945527959. The next prime is 945528061. The reversal of 945527971 is 179725549.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 945527971 - 2⁵ = 945527939 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (945527911) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 141 + ... + 43486.

It is an arithmetic number, because the mean of its divisors is an integer number (236398318).

Almost surely, 2^945527971 is an apocalyptic number.

945527971 is a deficient number, since it is larger than the sum of its proper divisors (65301).

945527971 is a wasteful number, since it uses less digits than its factorization.

945527971 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65300.

The product of its digits is 793800, while the sum is 49.

The square root of 945527971 is about 30749.4385477199. The cubic root of 945527971 is about 981.5026133339.

The spelling of 945527971 in words is "nine hundred forty-five million, five hundred twenty-seven thousand, nine hundred seventy-one".