456461653 has 4 divisors (see below), whose sum is σ = 472201740. Its totient is φ = 440721568.

The previous prime is 456461633. The next prime is 456461671. The reversal of 456461653 is 356164654.

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

It can be written as a sum of positive squares in 2 ways, for example, as 345327889 + 111133764 = 18583^2 + 10542^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-456461653 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (456461633) 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, 7870000 + ... + 7870057.

It is an arithmetic number, because the mean of its divisors is an integer number (118050435).

Almost surely, 2^456461653 is an apocalyptic number.

It is an amenable number.

456461653 is a deficient number, since it is larger than the sum of its proper divisors (15740087).

456461653 is a wasteful number, since it uses less digits than its factorization.

456461653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15740086.

The product of its digits is 259200, while the sum is 40.

The square root of 456461653 is about 21364.9632108272. The cubic root of 456461653 is about 769.9598860308.

The spelling of 456461653 in words is "four hundred fifty-six million, four hundred sixty-one thousand, six hundred fifty-three".