972013535 has 8 divisors (see below), whose sum is σ = 1166583600. Its totient is φ = 777499264.

The previous prime is 972013531. The next prime is 972013541. The reversal of 972013535 is 535310279.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 972013535 - 2² = 972013531 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 972013495 and 972013504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (972013531) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61124 + ... + 75366.

It is an arithmetic number, because the mean of its divisors is an integer number (145822950).

Almost surely, 2^972013535 is an apocalyptic number.

972013535 is a deficient number, since it is larger than the sum of its proper divisors (194570065).

972013535 is a wasteful number, since it uses less digits than its factorization.

972013535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27897.

The product of its (nonzero) digits is 28350, while the sum is 35.

The square root of 972013535 is about 31177.1316031478. The cubic root of 972013535 is about 990.5827725468.

The spelling of 972013535 in words is "nine hundred seventy-two million, thirteen thousand, five hundred thirty-five".