432137260981 has 2 divisors, whose sum is σ = 432137260982. Its totient is φ = 432137260980.

The previous prime is 432137260967. The next prime is 432137260987. The reversal of 432137260981 is 189062731234.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 219085780356 + 213051480625 = 468066^2 + 461575^2 .

It is a cyclic number.

It is not a de Polignac number, because 432137260981 - 2¹¹ = 432137258933 is a prime.

It is a super-2 number, since 2×432137260981² (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 (432137260987) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 216068630490 + 216068630491.

It is an arithmetic number, because the mean of its divisors is an integer number (216068630491).

Almost surely, 2^432137260981 is an apocalyptic number.

It is an amenable number.

432137260981 is a deficient number, since it is larger than the sum of its proper divisors (1).

432137260981 is an equidigital number, since it uses as much as digits as its factorization.

432137260981 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 435456, while the sum is 46.

The spelling of 432137260981 in words is "four hundred thirty-two billion, one hundred thirty-seven million, two hundred sixty thousand, nine hundred eighty-one".