71334407 has 2 divisors, whose sum is σ = 71334408. Its totient is φ = 71334406.

The previous prime is 71334323. The next prime is 71334421. The reversal of 71334407 is 70443317.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 71334407 - 2¹⁶ = 71268871 is a prime.

It is a Chen prime.

It is equal to p_4191851 and since 71334407 and 4191851 have the same sum of digits, it is a Honaker prime.

It is a self number, because there is not a number n which added to its sum of digits gives 71334407.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (71334457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35667203 + 35667204.

It is an arithmetic number, because the mean of its divisors is an integer number (35667204).

Almost surely, 2^71334407 is an apocalyptic number.

71334407 is a deficient number, since it is larger than the sum of its proper divisors (1).

71334407 is an equidigital number, since it uses as much as digits as its factorization.

71334407 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7056, while the sum is 29.

The square root of 71334407 is about 8445.9698673391. The cubic root of 71334407 is about 414.7308595073.

The spelling of 71334407 in words is "seventy-one million, three hundred thirty-four thousand, four hundred seven".