1074503731391 has 2 divisors, whose sum is σ = 1074503731392. Its totient is φ = 1074503731390.

The previous prime is 1074503731349. The next prime is 1074503731451. The reversal of 1074503731391 is 1931373054701.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1074503731391 - 2³⁴ = 1057323862207 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1074503731891) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 537251865695 + 537251865696.

It is an arithmetic number, because the mean of its divisors is an integer number (537251865696).

Almost surely, 2^{1074503731391} is an apocalyptic number.

1074503731391 is a deficient number, since it is larger than the sum of its proper divisors (1).

1074503731391 is an equidigital number, since it uses as much as digits as its factorization.

1074503731391 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 238140, while the sum is 44.

The spelling of 1074503731391 in words is "one trillion, seventy-four billion, five hundred three million, seven hundred thirty-one thousand, three hundred ninety-one".