972151 has 8 divisors (see below), whose sum is σ = 1009008. Its totient is φ = 936000.

The previous prime is 972137. The next prime is 972161. The reversal of 972151 is 151279.

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 972151 - 2⁵ = 972119 is a prime.

It is a cake number, because a cake can be divided into 972151 parts by 180 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 (972121) 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, 5281 + ... + 5461.

It is an arithmetic number, because the mean of its divisors is an integer number (126126).

2⁹⁷²¹⁵¹ is an apocalyptic number.

972151 is a deficient number, since it is larger than the sum of its proper divisors (36857).

972151 is a wasteful number, since it uses less digits than its factorization.

972151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 353.

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

The square root of 972151 is about 985.9771802633. The cubic root of 972151 is about 99.0629467384.

The spelling of 972151 in words is "nine hundred seventy-two thousand, one hundred fifty-one".