1351199570999 has 2 divisors, whose sum is σ = 1351199571000. Its totient is φ = 1351199570998.

The previous prime is 1351199570953. The next prime is 1351199571013. The reversal of 1351199570999 is 9990759911531.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1351199570999 - 2²⁰ = 1351198522423 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1351199570099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 675599785499 + 675599785500.

It is an arithmetic number, because the mean of its divisors is an integer number (675599785500).

Almost surely, 2^{1351199570999} is an apocalyptic number.

1351199570999 is a deficient number, since it is larger than the sum of its proper divisors (1).

1351199570999 is an equidigital number, since it uses as much as digits as its factorization.

1351199570999 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 31000725, while the sum is 68.

The spelling of 1351199570999 in words is "one trillion, three hundred fifty-one billion, one hundred ninety-nine million, five hundred seventy thousand, nine hundred ninety-nine".