1351799 has 2 divisors, whose sum is σ = 1351800. Its totient is φ = 1351798.

The previous prime is 1351783. The next prime is 1351813. The reversal of 1351799 is 9971531.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1351799 - 2⁴ = 1351783 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1351099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 675899 + 675900.

It is an arithmetic number, because the mean of its divisors is an integer number (675900).

2^1351799 is an apocalyptic number.

1351799 is a deficient number, since it is larger than the sum of its proper divisors (1).

1351799 is an equidigital number, since it uses as much as digits as its factorization.

1351799 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8505, while the sum is 35.

The square root of 1351799 is about 1162.6689124596. The cubic root of 1351799 is about 110.5700162992.

The spelling of 1351799 in words is "one million, three hundred fifty-one thousand, seven hundred ninety-nine".