1328902879 has 2 divisors, whose sum is σ = 1328902880. Its totient is φ = 1328902878.

The previous prime is 1328902859. The next prime is 1328902891. The reversal of 1328902879 is 9782098231.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1328902879 - 2¹⁵ = 1328870111 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1328902829) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 664451439 + 664451440.

It is an arithmetic number, because the mean of its divisors is an integer number (664451440).

Almost surely, 2^1328902879 is an apocalyptic number.

1328902879 is a deficient number, since it is larger than the sum of its proper divisors (1).

1328902879 is an equidigital number, since it uses as much as digits as its factorization.

1328902879 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 435456, while the sum is 49.

The square root of 1328902879 is about 36454.1201923733. The cubic root of 1328902879 is about 1099.4219770326.

The spelling of 1328902879 in words is "one billion, three hundred twenty-eight million, nine hundred two thousand, eight hundred seventy-nine".