1373573423 has 2 divisors, whose sum is σ = 1373573424. Its totient is φ = 1373573422.

The previous prime is 1373573413. The next prime is 1373573471. The reversal of 1373573423 is 3243753731.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1373573423 - 2⁴ = 1373573407 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1373573413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 686786711 + 686786712.

It is an arithmetic number, because the mean of its divisors is an integer number (686786712).

Almost surely, 2^1373573423 is an apocalyptic number.

1373573423 is a deficient number, since it is larger than the sum of its proper divisors (1).

1373573423 is an equidigital number, since it uses as much as digits as its factorization.

1373573423 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 158760, while the sum is 38.

The square root of 1373573423 is about 37061.7514831666. The cubic root of 1373573423 is about 1111.6053450777.

The spelling of 1373573423 in words is "one billion, three hundred seventy-three million, five hundred seventy-three thousand, four hundred twenty-three".