431401120597 has 2 divisors, whose sum is σ = 431401120598. Its totient is φ = 431401120596.

The previous prime is 431401120531. The next prime is 431401120621. The reversal of 431401120597 is 795021104134.

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., 284087934001 + 147313186596 = 532999^2 + 383814^2 .

It is a cyclic number.

It is not a de Polignac number, because 431401120597 - 2¹⁵ = 431401087829 is a prime.

It is a super-2 number, since 2×431401120597² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (431401120697) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 215700560298 + 215700560299.

It is an arithmetic number, because the mean of its divisors is an integer number (215700560299).

Almost surely, 2^431401120597 is an apocalyptic number.

It is an amenable number.

431401120597 is a deficient number, since it is larger than the sum of its proper divisors (1).

431401120597 is an equidigital number, since it uses as much as digits as its factorization.

431401120597 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 30240, while the sum is 37.

The spelling of 431401120597 in words is "four hundred thirty-one billion, four hundred one million, one hundred twenty thousand, five hundred ninety-seven".