71903422039 has 2 divisors, whose sum is σ = 71903422040. Its totient is φ = 71903422038.

The previous prime is 71903421949. The next prime is 71903422051. The reversal of 71903422039 is 93022430917.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 71903422039 - 2²⁹ = 71366551127 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 71903421992 and 71903422010.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (71903422069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35951711019 + 35951711020.

It is an arithmetic number, because the mean of its divisors is an integer number (35951711020).

Almost surely, 2^71903422039 is an apocalyptic number.

71903422039 is a deficient number, since it is larger than the sum of its proper divisors (1).

71903422039 is an equidigital number, since it uses as much as digits as its factorization.

71903422039 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 81648, while the sum is 40.

The spelling of 71903422039 in words is "seventy-one billion, nine hundred three million, four hundred twenty-two thousand, thirty-nine".