1370813533231 has 2 divisors, whose sum is σ = 1370813533232. Its totient is φ = 1370813533230.

The previous prime is 1370813533157. The next prime is 1370813533253. The reversal of 1370813533231 is 1323353180731.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (1323353180731) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1370813533231 is a prime.

It is a super-2 number, since 2×1370813533231² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1370813533291) 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, 685406766615 + 685406766616.

It is an arithmetic number, because the mean of its divisors is an integer number (685406766616).

Almost surely, 2^{1370813533231} is an apocalyptic number.

1370813533231 is a deficient number, since it is larger than the sum of its proper divisors (1).

1370813533231 is an equidigital number, since it uses as much as digits as its factorization.

1370813533231 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 136080, while the sum is 40.

The spelling of 1370813533231 in words is "one trillion, three hundred seventy billion, eight hundred thirteen million, five hundred thirty-three thousand, two hundred thirty-one".