431292011 has 2 divisors, whose sum is σ = 431292012. Its totient is φ = 431292010.

The previous prime is 431291999. The next prime is 431292019. The reversal of 431292011 is 110292134.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 431292011 - 2²² = 427097707 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (431292019) 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, 215646005 + 215646006.

It is an arithmetic number, because the mean of its divisors is an integer number (215646006).

Almost surely, 2^431292011 is an apocalyptic number.

431292011 is a deficient number, since it is larger than the sum of its proper divisors (1).

431292011 is an equidigital number, since it uses as much as digits as its factorization.

431292011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 23.

The square root of 431292011 is about 20767.5711386768. The cubic root of 431292011 is about 755.5394364264.

The spelling of 431292011 in words is "four hundred thirty-one million, two hundred ninety-two thousand, eleven".