1047682399 has 2 divisors, whose sum is σ = 1047682400. Its totient is φ = 1047682398.

The previous prime is 1047682397. The next prime is 1047682421. The reversal of 1047682399 is 9932867401.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1047682399 - 2¹ = 1047682397 is a prime.

Together with 1047682397, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1047682397) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 523841199 + 523841200.

It is an arithmetic number, because the mean of its divisors is an integer number (523841200).

Almost surely, 2^1047682399 is an apocalyptic number.

1047682399 is a deficient number, since it is larger than the sum of its proper divisors (1).

1047682399 is an equidigital number, since it uses as much as digits as its factorization.

1047682399 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 653184, while the sum is 49.

The square root of 1047682399 is about 32367.9223769460. The cubic root of 1047682399 is about 1015.6479960319.

The spelling of 1047682399 in words is "one billion, forty-seven million, six hundred eighty-two thousand, three hundred ninety-nine".