71355013 has 16 divisors (see below), whose sum is σ = 77889600. Its totient is φ = 65145600.

The previous prime is 71354989. The next prime is 71355019. The reversal of 71355013 is 31055317.

It is a cyclic number.

It is not a de Polignac number, because 71355013 - 2²¹ = 69257861 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (71355019) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 58813 + ... + 60013.

It is an arithmetic number, because the mean of its divisors is an integer number (4868100).

Almost surely, 2^71355013 is an apocalyptic number.

It is an amenable number.

71355013 is a deficient number, since it is larger than the sum of its proper divisors (6534587).

71355013 is a wasteful number, since it uses less digits than its factorization.

71355013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1332.

The product of its (nonzero) digits is 1575, while the sum is 25.

The square root of 71355013 is about 8447.1896510023. The cubic root of 71355013 is about 414.7707893799.

The spelling of 71355013 in words is "seventy-one million, three hundred fifty-five thousand, thirteen".