654032411 has 4 divisors (see below), whose sum is σ = 655445472. Its totient is φ = 652619352.

The previous prime is 654032321. The next prime is 654032419. The reversal of 654032411 is 114230456.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-654032411 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (654032419) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 705836 + ... + 706761.

It is an arithmetic number, because the mean of its divisors is an integer number (163861368).

Almost surely, 2^654032411 is an apocalyptic number.

654032411 is a deficient number, since it is larger than the sum of its proper divisors (1413061).

654032411 is a wasteful number, since it uses less digits than its factorization.

654032411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1413060.

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 654032411 is about 25574.0573824335. The cubic root of 654032411 is about 868.0267123346.

Adding to 654032411 its reverse (114230456), we get a palindrome (768262867).

The spelling of 654032411 in words is "six hundred fifty-four million, thirty-two thousand, four hundred eleven".