7232157197 has 2 divisors, whose sum is σ = 7232157198. Its totient is φ = 7232157196.

The previous prime is 7232157173. The next prime is 7232157203. The reversal of 7232157197 is 7917512327.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4759482121 + 2472675076 = 68989^2 + 49726^2 .

It is a cyclic number.

It is not a de Polignac number, because 7232157197 - 2²² = 7227962893 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7232157997) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3616078598 + 3616078599.

It is an arithmetic number, because the mean of its divisors is an integer number (3616078599).

Almost surely, 2^7232157197 is an apocalyptic number.

It is an amenable number.

7232157197 is a deficient number, since it is larger than the sum of its proper divisors (1).

7232157197 is an equidigital number, since it uses as much as digits as its factorization.

7232157197 is an evil number, because the sum of its binary digits is even.

The product of its digits is 185220, while the sum is 44.

The square root of 7232157197 is about 85042.0907374695. The cubic root of 7232157197 is about 1933.8492622245.

The spelling of 7232157197 in words is "seven billion, two hundred thirty-two million, one hundred fifty-seven thousand, one hundred ninety-seven".