72792730103 has 2 divisors, whose sum is σ = 72792730104. Its totient is φ = 72792730102.

The previous prime is 72792730079. The next prime is 72792730111. The reversal of 72792730103 is 30103729727.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 72792730103 - 2⁶ = 72792730039 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (72792730193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36396365051 + 36396365052.

It is an arithmetic number, because the mean of its divisors is an integer number (36396365052).

Almost surely, 2^72792730103 is an apocalyptic number.

72792730103 is a deficient number, since it is larger than the sum of its proper divisors (1).

72792730103 is an equidigital number, since it uses as much as digits as its factorization.

72792730103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 111132, while the sum is 41.

The spelling of 72792730103 in words is "seventy-two billion, seven hundred ninety-two million, seven hundred thirty thousand, one hundred three".