72760003 has 2 divisors, whose sum is σ = 72760004. Its totient is φ = 72760002.

The previous prime is 72759989. The next prime is 72760013. The reversal of 72760003 is 30006727.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 72760003 - 2²⁵ = 39205571 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 72760003.

It is not a weakly prime, because it can be changed into another prime (72760013) 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, 36380001 + 36380002.

It is an arithmetic number, because the mean of its divisors is an integer number (36380002).

Almost surely, 2^72760003 is an apocalyptic number.

72760003 is a deficient number, since it is larger than the sum of its proper divisors (1).

72760003 is an equidigital number, since it uses as much as digits as its factorization.

72760003 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1764, while the sum is 25.

The square root of 72760003 is about 8529.9474207055. The cubic root of 72760003 is about 417.4754127536.

The spelling of 72760003 in words is "seventy-two million, seven hundred sixty thousand, three".