972506146037 has 2 divisors, whose sum is σ = 972506146038. Its totient is φ = 972506146036.

The previous prime is 972506146033. The next prime is 972506146081. The reversal of 972506146037 is 730641605279.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 958599604561 + 13906541476 = 979081^2 + 117926^2 .

It is an emirp because it is prime and its reverse (730641605279) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 972506146037 - 2² = 972506146033 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (972506146033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 486253073018 + 486253073019.

It is an arithmetic number, because the mean of its divisors is an integer number (486253073019).

Almost surely, 2^972506146037 is an apocalyptic number.

It is an amenable number.

972506146037 is a deficient number, since it is larger than the sum of its proper divisors (1).

972506146037 is an equidigital number, since it uses as much as digits as its factorization.

972506146037 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1905120, while the sum is 50.

The spelling of 972506146037 in words is "nine hundred seventy-two billion, five hundred six million, one hundred forty-six thousand, thirty-seven".