73122923 has 2 divisors, whose sum is σ = 73122924. Its totient is φ = 73122922.

The previous prime is 73122857. The next prime is 73122937. The reversal of 73122923 is 32922137.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-73122923 is a prime.

It is not a weakly prime, because it can be changed into another prime (73122943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36561461 + 36561462.

It is an arithmetic number, because the mean of its divisors is an integer number (36561462).

Almost surely, 2^73122923 is an apocalyptic number.

73122923 is a deficient number, since it is larger than the sum of its proper divisors (1).

73122923 is an equidigital number, since it uses as much as digits as its factorization.

73122923 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4536, while the sum is 29.

The square root of 73122923 is about 8551.1942440808. The cubic root of 73122923 is about 418.1683711564.

The spelling of 73122923 in words is "seventy-three million, one hundred twenty-two thousand, nine hundred twenty-three".