71396827 has 2 divisors, whose sum is σ = 71396828. Its totient is φ = 71396826.

The previous prime is 71396797. The next prime is 71396839. The reversal of 71396827 is 72869317.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 71396827 - 2²³ = 63008219 is a prime.

It is not a weakly prime, because it can be changed into another prime (71396027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35698413 + 35698414.

It is an arithmetic number, because the mean of its divisors is an integer number (35698414).

Almost surely, 2^71396827 is an apocalyptic number.

71396827 is a deficient number, since it is larger than the sum of its proper divisors (1).

71396827 is an equidigital number, since it uses as much as digits as its factorization.

71396827 is an evil number, because the sum of its binary digits is even.

The product of its digits is 127008, while the sum is 43.

The square root of 71396827 is about 8449.6643128588. The cubic root of 71396827 is about 414.8517920474.

The spelling of 71396827 in words is "seventy-one million, three hundred ninety-six thousand, eight hundred twenty-seven".