970615517 has 4 divisors (see below), whose sum is σ = 970683456. Its totient is φ = 970547580.

The previous prime is 970615501. The next prime is 970615531. The reversal of 970615517 is 715516079.

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, 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 970615517 - 2⁴ = 970615501 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 (970615537) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3323 + ... + 44184.

It is an arithmetic number, because the mean of its divisors is an integer number (242670864).

Almost surely, 2^970615517 is an apocalyptic number.

It is an amenable number.

970615517 is a deficient number, since it is larger than the sum of its proper divisors (67939).

970615517 is a wasteful number, since it uses less digits than its factorization.

970615517 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67938.

The product of its (nonzero) digits is 66150, while the sum is 41.

The square root of 970615517 is about 31154.7029676099. The cubic root of 970615517 is about 990.1076361561.

The spelling of 970615517 in words is "nine hundred seventy million, six hundred fifteen thousand, five hundred seventeen".