1479905579 has 2 divisors, whose sum is σ = 1479905580. Its totient is φ = 1479905578.

The previous prime is 1479905561. The next prime is 1479905599. The reversal of 1479905579 is 9755099741.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1479905579 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (1479905509) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 739952789 + 739952790.

It is an arithmetic number, because the mean of its divisors is an integer number (739952790).

Almost surely, 2^1479905579 is an apocalyptic number.

1479905579 is a deficient number, since it is larger than the sum of its proper divisors (1).

1479905579 is an equidigital number, since it uses as much as digits as its factorization.

1479905579 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3572100, while the sum is 56.

The square root of 1479905579 is about 38469.5409252567. The cubic root of 1479905579 is about 1139.5796077406.

The spelling of 1479905579 in words is "one billion, four hundred seventy-nine million, nine hundred five thousand, five hundred seventy-nine".