1190400715391 has 2 divisors, whose sum is σ = 1190400715392. Its totient is φ = 1190400715390.

The previous prime is 1190400715369. The next prime is 1190400715451. The reversal of 1190400715391 is 1935170040911.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1190400715391 - 2⁶ = 1190400715327 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 (1190400715991) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 595200357695 + 595200357696.

It is an arithmetic number, because the mean of its divisors is an integer number (595200357696).

Almost surely, 2^{1190400715391} is an apocalyptic number.

1190400715391 is a deficient number, since it is larger than the sum of its proper divisors (1).

1190400715391 is an equidigital number, since it uses as much as digits as its factorization.

1190400715391 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 34020, while the sum is 41.

The spelling of 1190400715391 in words is "one trillion, one hundred ninety billion, four hundred million, seven hundred fifteen thousand, three hundred ninety-one".