71341651 has 2 divisors, whose sum is σ = 71341652. Its totient is φ = 71341650.

The previous prime is 71341649. The next prime is 71341663. The reversal of 71341651 is 15614317.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 71341651 - 2¹ = 71341649 is a prime.

Together with 71341649, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (71741651) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35670825 + 35670826.

It is an arithmetic number, because the mean of its divisors is an integer number (35670826).

Almost surely, 2^71341651 is an apocalyptic number.

71341651 is a deficient number, since it is larger than the sum of its proper divisors (1).

71341651 is an equidigital number, since it uses as much as digits as its factorization.

71341651 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2520, while the sum is 28.

The square root of 71341651 is about 8446.3987000378. The cubic root of 71341651 is about 414.7448976542.

Adding to 71341651 its reverse (15614317), we get a palindrome (86955968).

The spelling of 71341651 in words is "seventy-one million, three hundred forty-one thousand, six hundred fifty-one".