431342101249 has 2 divisors, whose sum is σ = 431342101250. Its totient is φ = 431342101248.

The previous prime is 431342101133. The next prime is 431342101271. The reversal of 431342101249 is 942101243134.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 330818228224 + 100523873025 = 575168^2 + 317055^2 .

It is a cyclic number.

It is not a de Polignac number, because 431342101249 - 2¹⁵ = 431342068481 is a prime.

It is not a weakly prime, because it can be changed into another prime (431342101279) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 215671050624 + 215671050625.

It is an arithmetic number, because the mean of its divisors is an integer number (215671050625).

Almost surely, 2^431342101249 is an apocalyptic number.

It is an amenable number.

431342101249 is a deficient number, since it is larger than the sum of its proper divisors (1).

431342101249 is an equidigital number, since it uses as much as digits as its factorization.

431342101249 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20736, while the sum is 34.

The spelling of 431342101249 in words is "four hundred thirty-one billion, three hundred forty-two million, one hundred one thousand, two hundred forty-nine".