972001501 has 8 divisors (see below), whose sum is σ = 993320064. Its totient is φ = 950709600.

The previous prime is 972001489. The next prime is 972001517. The reversal of 972001501 is 105100279.

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 972001501 - 2²³ = 963612893 is a prime.

It is a cake number, because a cake can be divided into 972001501 parts by 1800 planar cuts.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (972001531) 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 7 ways as a sum of consecutive naturals, for example, 78906 + ... + 90388.

It is an arithmetic number, because the mean of its divisors is an integer number (124165008).

Almost surely, 2^972001501 is an apocalyptic number.

It is an amenable number.

972001501 is a deficient number, since it is larger than the sum of its proper divisors (21318563).

972001501 is a wasteful number, since it uses less digits than its factorization.

972001501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13331.

The product of its (nonzero) digits is 630, while the sum is 25.

The square root of 972001501 is about 31176.9386085292. The cubic root of 972001501 is about 990.5786845645.

The spelling of 972001501 in words is "nine hundred seventy-two million, one thousand, five hundred one".