72750203 has 2 divisors, whose sum is σ = 72750204. Its totient is φ = 72750202.

The previous prime is 72750193. The next prime is 72750269. The reversal of 72750203 is 30205727.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 72750203 - 2¹⁴ = 72733819 is a prime.

It is not a weakly prime, because it can be changed into another prime (72750283) 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, 36375101 + 36375102.

It is an arithmetic number, because the mean of its divisors is an integer number (36375102).

Almost surely, 2^72750203 is an apocalyptic number.

72750203 is a deficient number, since it is larger than the sum of its proper divisors (1).

72750203 is an equidigital number, since it uses as much as digits as its factorization.

72750203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2940, while the sum is 26.

The square root of 72750203 is about 8529.3729546784. The cubic root of 72750203 is about 417.4566687433.

The spelling of 72750203 in words is "seventy-two million, seven hundred fifty thousand, two hundred three".