1356130999 has 2 divisors, whose sum is σ = 1356131000. Its totient is φ = 1356130998.

The previous prime is 1356130931. The next prime is 1356131011. The reversal of 1356130999 is 9990316531.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1356130999 - 2⁹ = 1356130487 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1356130099) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 678065499 + 678065500.

It is an arithmetic number, because the mean of its divisors is an integer number (678065500).

Almost surely, 2^1356130999 is an apocalyptic number.

1356130999 is a deficient number, since it is larger than the sum of its proper divisors (1).

1356130999 is an equidigital number, since it uses as much as digits as its factorization.

1356130999 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 196830, while the sum is 46.

The square root of 1356130999 is about 36825.6839583462. The cubic root of 1356130999 is about 1106.8800189956.

It can be divided in two parts, 1356 and 130999, that added together give a triangular number (132355 = T₅₁₄).

The spelling of 1356130999 in words is "one billion, three hundred fifty-six million, one hundred thirty thousand, nine hundred ninety-nine".