1594231013381 has 2 divisors, whose sum is σ = 1594231013382. Its totient is φ = 1594231013380.

The previous prime is 1594231013363. The next prime is 1594231013387. The reversal of 1594231013381 is 1833101324951.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1307969632225 + 286261381156 = 1143665^2 + 535034^2 .

It is a cyclic number.

It is not a de Polignac number, because 1594231013381 - 2³⁴ = 1577051144197 is a prime.

It is a super-2 number, since 2×1594231013381² (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 (1594231013387) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 797115506690 + 797115506691.

It is an arithmetic number, because the mean of its divisors is an integer number (797115506691).

Almost surely, 2^{1594231013381} is an apocalyptic number.

It is an amenable number.

1594231013381 is a deficient number, since it is larger than the sum of its proper divisors (1).

1594231013381 is an equidigital number, since it uses as much as digits as its factorization.

1594231013381 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 77760, while the sum is 41.

The spelling of 1594231013381 in words is "one trillion, five hundred ninety-four billion, two hundred thirty-one million, thirteen thousand, three hundred eighty-one".