71534291 has 2 divisors, whose sum is σ = 71534292. Its totient is φ = 71534290.

The previous prime is 71534279. The next prime is 71534303. The reversal of 71534291 is 19243517.

It is a balanced prime because it is at equal distance from previous prime (71534279) and next prime (71534303).

It is an emirp because it is prime and its reverse (19243517) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 71534291 - 2⁶ = 71534227 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (71534201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35767145 + 35767146.

It is an arithmetic number, because the mean of its divisors is an integer number (35767146).

Almost surely, 2^71534291 is an apocalyptic number.

71534291 is a deficient number, since it is larger than the sum of its proper divisors (1).

71534291 is an equidigital number, since it uses as much as digits as its factorization.

71534291 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7560, while the sum is 32.

The square root of 71534291 is about 8457.7946889245. The cubic root of 71534291 is about 415.1178665547.

The spelling of 71534291 in words is "seventy-one million, five hundred thirty-four thousand, two hundred ninety-one".