71484671 has 2 divisors, whose sum is σ = 71484672. Its totient is φ = 71484670.

The previous prime is 71484659. The next prime is 71484719. The reversal of 71484671 is 17648417.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 71484671 - 2¹⁰ = 71483647 is a prime.

It is a super-2 number, since 2×71484671² = 10220116375956482, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (71474671) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35742335 + 35742336.

It is an arithmetic number, because the mean of its divisors is an integer number (35742336).

Almost surely, 2^71484671 is an apocalyptic number.

71484671 is a deficient number, since it is larger than the sum of its proper divisors (1).

71484671 is an equidigital number, since it uses as much as digits as its factorization.

71484671 is an evil number, because the sum of its binary digits is even.

The product of its digits is 37632, while the sum is 38.

The square root of 71484671 is about 8454.8607912845. The cubic root of 71484671 is about 415.0218617215.

The spelling of 71484671 in words is "seventy-one million, four hundred eighty-four thousand, six hundred seventy-one".