72960539 has 2 divisors, whose sum is σ = 72960540. Its totient is φ = 72960538.

The previous prime is 72960499. The next prime is 72960571. The reversal of 72960539 is 93506927.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 72960539 - 2²⁰ = 71911963 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 72960496 and 72960505.

It is not a weakly prime, because it can be changed into another prime (72960599) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36480269 + 36480270.

It is an arithmetic number, because the mean of its divisors is an integer number (36480270).

Almost surely, 2^72960539 is an apocalyptic number.

72960539 is a deficient number, since it is larger than the sum of its proper divisors (1).

72960539 is an equidigital number, since it uses as much as digits as its factorization.

72960539 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 102060, while the sum is 41.

The square root of 72960539 is about 8541.6941528013. The cubic root of 72960539 is about 417.8585997159.

The spelling of 72960539 in words is "seventy-two million, nine hundred sixty thousand, five hundred thirty-nine".