971523045 has 16 divisors (see below), whose sum is σ = 1727152320. Its totient is φ = 518145552.

The previous prime is 971523017. The next prime is 971523053. The reversal of 971523045 is 540325179.

971523045 is a `hidden beast` number, since 97 + 1 + 523 + 0 + 45 = 666.

It is not a de Polignac number, because 971523045 - 2¹⁰ = 971522021 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3598099 + ... + 3598368.

It is an arithmetic number, because the mean of its divisors is an integer number (107947020).

Almost surely, 2^971523045 is an apocalyptic number.

It is an amenable number.

971523045 is a deficient number, since it is larger than the sum of its proper divisors (755629275).

971523045 is a wasteful number, since it uses less digits than its factorization.

971523045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7196481 (or 7196475 counting only the distinct ones).

The product of its (nonzero) digits is 37800, while the sum is 36.

The square root of 971523045 is about 31169.2644282793. The cubic root of 971523045 is about 990.4161244241.

The spelling of 971523045 in words is "nine hundred seventy-one million, five hundred twenty-three thousand, forty-five".