654613271 has 16 divisors (see below), whose sum is σ = 749474208. Its totient is φ = 566400000.

The previous prime is 654613247. The next prime is 654613277. The reversal of 654613271 is 172316456.

It is a cyclic number.

It is not a de Polignac number, because 654613271 - 2⁶ = 654613207 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 (654613277) 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, 49571 + ... + 61371.

It is an arithmetic number, because the mean of its divisors is an integer number (46842138).

Almost surely, 2^654613271 is an apocalyptic number.

654613271 is a deficient number, since it is larger than the sum of its proper divisors (94860937).

654613271 is a wasteful number, since it uses less digits than its factorization.

654613271 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12082.

The product of its digits is 30240, while the sum is 35.

The square root of 654613271 is about 25585.4112923752. The cubic root of 654613271 is about 868.2836072515.

The spelling of 654613271 in words is "six hundred fifty-four million, six hundred thirteen thousand, two hundred seventy-one".