456989653 has 4 divisors (see below), whose sum is σ = 481041760. Its totient is φ = 432937548.

The previous prime is 456989639. The next prime is 456989683. The reversal of 456989653 is 356989654.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 456989653 - 2¹³ = 456981461 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 456989594 and 456989603.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (456989683) 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, 12026025 + ... + 12026062.

It is an arithmetic number, because the mean of its divisors is an integer number (120260440).

Almost surely, 2^456989653 is an apocalyptic number.

It is an amenable number.

456989653 is a deficient number, since it is larger than the sum of its proper divisors (24052107).

456989653 is a wasteful number, since it uses less digits than its factorization.

456989653 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24052106.

The product of its digits is 6998400, while the sum is 55.

The square root of 456989653 is about 21377.3163189396. The cubic root of 456989653 is about 770.2566485787.

Subtracting from 456989653 its reverse (356989654), we obtain a palindrome (99999999).

The spelling of 456989653 in words is "four hundred fifty-six million, nine hundred eighty-nine thousand, six hundred fifty-three".