72063373 has 2 divisors, whose sum is σ = 72063374. Its totient is φ = 72063372.

The previous prime is 72063359. The next prime is 72063379. The reversal of 72063373 is 37336027.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 39778249 + 32285124 = 6307^2 + 5682^2 .

It is a cyclic number.

It is not a de Polignac number, because 72063373 - 2²⁵ = 38508941 is a prime.

It is a super-3 number, since 3×72063373³ (a number of 25 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (72063379) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36031686 + 36031687.

It is an arithmetic number, because the mean of its divisors is an integer number (36031687).

Almost surely, 2^72063373 is an apocalyptic number.

It is an amenable number.

72063373 is a deficient number, since it is larger than the sum of its proper divisors (1).

72063373 is an equidigital number, since it uses as much as digits as its factorization.

72063373 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15876, while the sum is 31.

The square root of 72063373 is about 8489.0148427247. The cubic root of 72063373 is about 416.1387854396.

The spelling of 72063373 in words is "seventy-two million, sixty-three thousand, three hundred seventy-three".