73495139 has 2 divisors, whose sum is σ = 73495140. Its totient is φ = 73495138.

The previous prime is 73495091. The next prime is 73495151. The reversal of 73495139 is 93159437.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-73495139 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 73495096 and 73495105.

It is not a weakly prime, because it can be changed into another prime (73495039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36747569 + 36747570.

It is an arithmetic number, because the mean of its divisors is an integer number (36747570).

Almost surely, 2^73495139 is an apocalyptic number.

73495139 is a deficient number, since it is larger than the sum of its proper divisors (1).

73495139 is an equidigital number, since it uses as much as digits as its factorization.

73495139 is an evil number, because the sum of its binary digits is even.

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

The square root of 73495139 is about 8572.9305957765. The cubic root of 73495139 is about 418.8767017207.

The spelling of 73495139 in words is "seventy-three million, four hundred ninety-five thousand, one hundred thirty-nine".