1392430875091 has 2 divisors, whose sum is σ = 1392430875092. Its totient is φ = 1392430875090.

The previous prime is 1392430875083. The next prime is 1392430875097. The reversal of 1392430875091 is 1905780342931.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1392430875091 - 2³ = 1392430875083 is a prime.

It is not a weakly prime, because it can be changed into another prime (1392430875097) 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, 696215437545 + 696215437546.

It is an arithmetic number, because the mean of its divisors is an integer number (696215437546).

Almost surely, 2^{1392430875091} is an apocalyptic number.

1392430875091 is a deficient number, since it is larger than the sum of its proper divisors (1).

1392430875091 is an equidigital number, since it uses as much as digits as its factorization.

1392430875091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1632960, while the sum is 52.

The spelling of 1392430875091 in words is "one trillion, three hundred ninety-two billion, four hundred thirty million, eight hundred seventy-five thousand, ninety-one".