1345114134731 has 2 divisors, whose sum is σ = 1345114134732. Its totient is φ = 1345114134730.

The previous prime is 1345114134673. The next prime is 1345114134787. The reversal of 1345114134731 is 1374314115431.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1345114134731 - 2¹⁰ = 1345114133707 is a prime.

It is a super-2 number, since 2×1345114134731² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1345114134431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 672557067365 + 672557067366.

It is an arithmetic number, because the mean of its divisors is an integer number (672557067366).

Almost surely, 2^{1345114134731} is an apocalyptic number.

1345114134731 is a deficient number, since it is larger than the sum of its proper divisors (1).

1345114134731 is an equidigital number, since it uses as much as digits as its factorization.

1345114134731 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 60480, while the sum is 38.

The spelling of 1345114134731 in words is "one trillion, three hundred forty-five billion, one hundred fourteen million, one hundred thirty-four thousand, seven hundred thirty-one".