71126023 has 2 divisors, whose sum is σ = 71126024. Its totient is φ = 71126022.

The previous prime is 71125981. The next prime is 71126039. The reversal of 71126023 is 32062117.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 71126023 - 2²⁵ = 37571591 is a prime.

It is a super-2 number, since 2×71126023² = 10117822295593058, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 71125985 and 71126003.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (71126423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35563011 + 35563012.

It is an arithmetic number, because the mean of its divisors is an integer number (35563012).

Almost surely, 2^71126023 is an apocalyptic number.

71126023 is a deficient number, since it is larger than the sum of its proper divisors (1).

71126023 is an equidigital number, since it uses as much as digits as its factorization.

71126023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 504, while the sum is 22.

The square root of 71126023 is about 8433.6245470142. The cubic root of 71126023 is about 414.3266246277.

The spelling of 71126023 in words is "seventy-one million, one hundred twenty-six thousand, twenty-three".