972235193 has 2 divisors, whose sum is σ = 972235194. Its totient is φ = 972235192.

The previous prime is 972235169. The next prime is 972235213. The reversal of 972235193 is 391532279.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 962674729 + 9560464 = 31027^2 + 3092^2 .

It is a cyclic number.

It is not a de Polignac number, because 972235193 - 2²⁰ = 971186617 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 972235193.

It is not a weakly prime, because it can be changed into another prime (972235123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 486117596 + 486117597.

It is an arithmetic number, because the mean of its divisors is an integer number (486117597).

Almost surely, 2^972235193 is an apocalyptic number.

It is an amenable number.

972235193 is a deficient number, since it is larger than the sum of its proper divisors (1).

972235193 is an equidigital number, since it uses as much as digits as its factorization.

972235193 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 102060, while the sum is 41.

The square root of 972235193 is about 31180.6862175931. The cubic root of 972235193 is about 990.6580643337.

The spelling of 972235193 in words is "nine hundred seventy-two million, two hundred thirty-five thousand, one hundred ninety-three".