73253771 has 2 divisors, whose sum is σ = 73253772. Its totient is φ = 73253770.

The previous prime is 73253767. The next prime is 73253773. The reversal of 73253771 is 17735237.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 73253771 - 2² = 73253767 is a prime.

It is a super-2 number, since 2×73253771² = 10732229931440882, which contains 22 as substring.

Together with 73253773, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (73253773) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36626885 + 36626886.

It is an arithmetic number, because the mean of its divisors is an integer number (36626886).

Almost surely, 2^73253771 is an apocalyptic number.

73253771 is a deficient number, since it is larger than the sum of its proper divisors (1).

73253771 is an equidigital number, since it uses as much as digits as its factorization.

73253771 is an evil number, because the sum of its binary digits is even.

The product of its digits is 30870, while the sum is 35.

The square root of 73253771 is about 8558.8416856488. The cubic root of 73253771 is about 418.4176495320.

The spelling of 73253771 in words is "seventy-three million, two hundred fifty-three thousand, seven hundred seventy-one".