1345240413991 has 2 divisors, whose sum is σ = 1345240413992. Its totient is φ = 1345240413990.

The previous prime is 1345240413983. The next prime is 1345240414127. The reversal of 1345240413991 is 1993140425431.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1345240413991 - 2³ = 1345240413983 is a prime.

It is a super-3 number, since 3×1345240413991³ (a number of 37 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1345240713991) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 672620206995 + 672620206996.

It is an arithmetic number, because the mean of its divisors is an integer number (672620206996).

Almost surely, 2^{1345240413991} is an apocalyptic number.

1345240413991 is a deficient number, since it is larger than the sum of its proper divisors (1).

1345240413991 is an equidigital number, since it uses as much as digits as its factorization.

1345240413991 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 466560, while the sum is 46.

The spelling of 1345240413991 in words is "one trillion, three hundred forty-five billion, two hundred forty million, four hundred thirteen thousand, nine hundred ninety-one".