1355486399 has 2 divisors, whose sum is σ = 1355486400. Its totient is φ = 1355486398.

The previous prime is 1355486387. The next prime is 1355486413. The reversal of 1355486399 is 9936845531.

It is a weak prime.

It is an emirp because it is prime and its reverse (9936845531) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1355486399 - 2⁴ = 1355486383 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1355486399.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1355486339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 677743199 + 677743200.

It is an arithmetic number, because the mean of its divisors is an integer number (677743200).

Almost surely, 2^1355486399 is an apocalyptic number.

1355486399 is a deficient number, since it is larger than the sum of its proper divisors (1).

1355486399 is an equidigital number, since it uses as much as digits as its factorization.

1355486399 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3499200, while the sum is 53.

The square root of 1355486399 is about 36816.9308742595. The cubic root of 1355486399 is about 1106.7046160939.

The spelling of 1355486399 in words is "one billion, three hundred fifty-five million, four hundred eighty-six thousand, three hundred ninety-nine".