72803371 has 2 divisors, whose sum is σ = 72803372. Its totient is φ = 72803370.

The previous prime is 72803351. The next prime is 72803377. The reversal of 72803371 is 17330827.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 72803371 - 2⁷ = 72803243 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (72803377) 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, 36401685 + 36401686.

It is an arithmetic number, because the mean of its divisors is an integer number (36401686).

Almost surely, 2^72803371 is an apocalyptic number.

72803371 is a deficient number, since it is larger than the sum of its proper divisors (1).

72803371 is an equidigital number, since it uses as much as digits as its factorization.

72803371 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7056, while the sum is 31.

The square root of 72803371 is about 8532.4891444408. The cubic root of 72803371 is about 417.5583405391.

The spelling of 72803371 in words is "seventy-two million, eight hundred three thousand, three hundred seventy-one".