431132254051493 has 2 divisors, whose sum is σ = 431132254051494. Its totient is φ = 431132254051492.

The previous prime is 431132254051483. The next prime is 431132254051507. The reversal of 431132254051493 is 394150452231134.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 220009523267524 + 211122730783969 = 14832718^2 + 14530063^2 .

It is a cyclic number.

It is not a de Polignac number, because 431132254051493 - 2¹⁶ = 431132253985957 is a prime.

It is a super-2 number, since 2×431132254051493² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (431132254051403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 215566127025746 + 215566127025747.

It is an arithmetic number, because the mean of its divisors is an integer number (215566127025747).

Almost surely, 2^{431132254051493} is an apocalyptic number.

It is an amenable number.

431132254051493 is a deficient number, since it is larger than the sum of its proper divisors (1).

431132254051493 is an equidigital number, since it uses as much as digits as its factorization.

431132254051493 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1555200, while the sum is 47.

The spelling of 431132254051493 in words is "four hundred thirty-one trillion, one hundred thirty-two billion, two hundred fifty-four million, fifty-one thousand, four hundred ninety-three".