71418453 has 8 divisors (see below), whose sum is σ = 95265600. Its totient is φ = 47591808.

The previous prime is 71418409. The next prime is 71418463. The reversal of 71418453 is 35481417.

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

It is not a de Polignac number, because 71418453 - 2¹⁰ = 71417429 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (71418463) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7333 + ... + 14021.

It is an arithmetic number, because the mean of its divisors is an integer number (11908200).

Almost surely, 2^71418453 is an apocalyptic number.

It is an amenable number.

71418453 is a deficient number, since it is larger than the sum of its proper divisors (23847147).

71418453 is a wasteful number, since it uses less digits than its factorization.

71418453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10251.

The product of its digits is 13440, while the sum is 33.

The square root of 71418453 is about 8450.9439117770. The cubic root of 71418453 is about 414.8936738301.

The spelling of 71418453 in words is "seventy-one million, four hundred eighteen thousand, four hundred fifty-three".