972836057 has 2 divisors, whose sum is σ = 972836058. Its totient is φ = 972836056.

The previous prime is 972836027. The next prime is 972836077. The reversal of 972836057 is 750638279.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 887384521 + 85451536 = 29789^2 + 9244^2 .

It is an emirp because it is prime and its reverse (750638279) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 972836057 - 2¹⁰ = 972835033 is a prime.

It is not a weakly prime, because it can be changed into another prime (972836027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 486418028 + 486418029.

It is an arithmetic number, because the mean of its divisors is an integer number (486418029).

Almost surely, 2^972836057 is an apocalyptic number.

It is an amenable number.

972836057 is a deficient number, since it is larger than the sum of its proper divisors (1).

972836057 is an equidigital number, since it uses as much as digits as its factorization.

972836057 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 635040, while the sum is 47.

The square root of 972836057 is about 31190.3199246176. The cubic root of 972836057 is about 990.8621055600.

The spelling of 972836057 in words is "nine hundred seventy-two million, eight hundred thirty-six thousand, fifty-seven".