71484719 has 2 divisors, whose sum is σ = 71484720. Its totient is φ = 71484718.

The previous prime is 71484671. The next prime is 71484727. The reversal of 71484719 is 91748417.

It is a strong prime.

It is an emirp because it is prime and its reverse (91748417) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 71484719 - 2⁸ = 71484463 is a prime.

It is a super-2 number, since 2×71484719² = 10220130101017922, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (71484319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35742359 + 35742360.

It is an arithmetic number, because the mean of its divisors is an integer number (35742360).

Almost surely, 2^71484719 is an apocalyptic number.

71484719 is a deficient number, since it is larger than the sum of its proper divisors (1).

71484719 is an equidigital number, since it uses as much as digits as its factorization.

71484719 is an evil number, because the sum of its binary digits is even.

The product of its digits is 56448, while the sum is 41.

The square root of 71484719 is about 8454.8636298878. The cubic root of 71484719 is about 415.0219546134.

The spelling of 71484719 in words is "seventy-one million, four hundred eighty-four thousand, seven hundred nineteen".