5373391 has 2 divisors, whose sum is σ = 5373392. Its totient is φ = 5373390.

The previous prime is 5373383. The next prime is 5373397. The reversal of 5373391 is 1933735.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5373391 - 2³ = 5373383 is a prime.

It is an Ulam number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5373397) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2686695 + 2686696.

It is an arithmetic number, because the mean of its divisors is an integer number (2686696).

Almost surely, 2^5373391 is an apocalyptic number.

5373391 is a deficient number, since it is larger than the sum of its proper divisors (1).

5373391 is an equidigital number, since it uses as much as digits as its factorization.

5373391 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8505, while the sum is 31.

The square root of 5373391 is about 2318.0575920369. The cubic root of 5373391 is about 175.1524223060.

It can be divided in two parts, 53733 and 91, that added together give a square (53824 = 232²).

The spelling of 5373391 in words is "five million, three hundred seventy-three thousand, three hundred ninety-one".