971654522 has 4 divisors (see below), whose sum is σ = 1457481786. Its totient is φ = 485827260.

The previous prime is 971654513. The next prime is 971654561. The reversal of 971654522 is 225456179.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 807071281 + 164583241 = 28409^2 + 12829^2 .

It is a super-2 number, since 2×971654522² = 1888225020246096968, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 971654522.

It is an unprimeable number.

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, 242913629 + ... + 242913632.

Almost surely, 2^971654522 is an apocalyptic number.

971654522 is a deficient number, since it is larger than the sum of its proper divisors (485827264).

971654522 is a wasteful number, since it uses less digits than its factorization.

971654522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 485827263.

The product of its digits is 151200, while the sum is 41.

The square root of 971654522 is about 31171.3734378195. The cubic root of 971654522 is about 990.4608003474.

The spelling of 971654522 in words is "nine hundred seventy-one million, six hundred fifty-four thousand, five hundred twenty-two".