431332049 has 2 divisors, whose sum is σ = 431332050. Its totient is φ = 431332048.

The previous prime is 431332043. The next prime is 431332063. The reversal of 431332049 is 940233134.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 347151424 + 84180625 = 18632^2 + 9175^2 .

It is a cyclic number.

It is not a de Polignac number, because 431332049 - 2²⁰ = 430283473 is a prime.

It is not a weakly prime, because it can be changed into another prime (431332043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 215666024 + 215666025.

It is an arithmetic number, because the mean of its divisors is an integer number (215666025).

Almost surely, 2^431332049 is an apocalyptic number.

It is an amenable number.

431332049 is a deficient number, since it is larger than the sum of its proper divisors (1).

431332049 is an equidigital number, since it uses as much as digits as its factorization.

431332049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7776, while the sum is 29.

The square root of 431332049 is about 20768.5350711118. The cubic root of 431332049 is about 755.5628152905.

The spelling of 431332049 in words is "four hundred thirty-one million, three hundred thirty-two thousand, forty-nine".