407052839 has 2 divisors, whose sum is σ = 407052840. Its totient is φ = 407052838.

The previous prime is 407052829. The next prime is 407052851. The reversal of 407052839 is 938250704.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 407052839 - 2¹² = 407048743 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (407052809) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 203526419 + 203526420.

It is an arithmetic number, because the mean of its divisors is an integer number (203526420).

Almost surely, 2^407052839 is an apocalyptic number.

407052839 is a deficient number, since it is larger than the sum of its proper divisors (1).

407052839 is an equidigital number, since it uses as much as digits as its factorization.

407052839 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 60480, while the sum is 38.

The square root of 407052839 is about 20175.5505253264. The cubic root of 407052839 is about 741.1115745065. Note that the first 3 decimals are identical.

The spelling of 407052839 in words is "four hundred seven million, fifty-two thousand, eight hundred thirty-nine".