53373443 has 2 divisors, whose sum is σ = 53373444. Its totient is φ = 53373442.

The previous prime is 53373391. The next prime is 53373457. The reversal of 53373443 is 34437335.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 53373443 - 2⁶ = 53373379 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (53373143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26686721 + 26686722.

It is an arithmetic number, because the mean of its divisors is an integer number (26686722).

Almost surely, 2^53373443 is an apocalyptic number.

53373443 is a deficient number, since it is larger than the sum of its proper divisors (1).

53373443 is an equidigital number, since it uses as much as digits as its factorization.

53373443 is an evil number, because the sum of its binary digits is even.

The product of its digits is 45360, while the sum is 32.

The square root of 53373443 is about 7305.7130384378. The cubic root of 53373443 is about 376.5087495108.

The spelling of 53373443 in words is "fifty-three million, three hundred seventy-three thousand, four hundred forty-three".