1370145147731 has 2 divisors, whose sum is σ = 1370145147732. Its totient is φ = 1370145147730.

The previous prime is 1370145147727. The next prime is 1370145147737. The reversal of 1370145147731 is 1377415410731.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (1377415410731) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1370145147731 - 2² = 1370145147727 is a prime.

It is a super-2 number, since 2×1370145147731² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1370145147737) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 685072573865 + 685072573866.

It is an arithmetic number, because the mean of its divisors is an integer number (685072573866).

Almost surely, 2^{1370145147731} is an apocalyptic number.

1370145147731 is a deficient number, since it is larger than the sum of its proper divisors (1).

1370145147731 is an equidigital number, since it uses as much as digits as its factorization.

1370145147731 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 246960, while the sum is 44.

The spelling of 1370145147731 in words is "one trillion, three hundred seventy billion, one hundred forty-five million, one hundred forty-seven thousand, seven hundred thirty-one".