431012327 has 2 divisors, whose sum is σ = 431012328. Its totient is φ = 431012326.

The previous prime is 431012299. The next prime is 431012369. The reversal of 431012327 is 723210134.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 431012327 - 2¹² = 431008231 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (431012227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 215506163 + 215506164.

It is an arithmetic number, because the mean of its divisors is an integer number (215506164).

Almost surely, 2^431012327 is an apocalyptic number.

431012327 is a deficient number, since it is larger than the sum of its proper divisors (1).

431012327 is an equidigital number, since it uses as much as digits as its factorization.

431012327 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1008, while the sum is 23.

The square root of 431012327 is about 20760.8363752523. The cubic root of 431012327 is about 755.3760838486.

The spelling of 431012327 in words is "four hundred thirty-one million, twelve thousand, three hundred twenty-seven".