71453134 has 8 divisors (see below), whose sum is σ = 111839760. Its totient is φ = 34173216.

The previous prime is 71453131. The next prime is 71453153. The reversal of 71453134 is 43135417.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (71453131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 776619 + ... + 776710.

It is an arithmetic number, because the mean of its divisors is an integer number (13979970).

Almost surely, 2^71453134 is an apocalyptic number.

71453134 is a deficient number, since it is larger than the sum of its proper divisors (40386626).

71453134 is a wasteful number, since it uses less digits than its factorization.

71453134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1553354.

The product of its digits is 5040, while the sum is 28.

The square root of 71453134 is about 8452.9955637040. The cubic root of 71453134 is about 414.9608208041.

The spelling of 71453134 in words is "seventy-one million, four hundred fifty-three thousand, one hundred thirty-four".