1464655493 has 4 divisors (see below), whose sum is σ = 1673892000. Its totient is φ = 1255418988.

The previous prime is 1464655459. The next prime is 1464655523. The reversal of 1464655493 is 3945564641.

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 a de Polignac number, because none of the positive numbers 2^k-1464655493 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 (1464655193) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 104618243 + ... + 104618256.

It is an arithmetic number, because the mean of its divisors is an integer number (418473000).

Almost surely, 2^1464655493 is an apocalyptic number.

It is an amenable number.

1464655493 is a deficient number, since it is larger than the sum of its proper divisors (209236507).

1464655493 is an equidigital number, since it uses as much as digits as its factorization.

1464655493 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 209236506.

The product of its digits is 1555200, while the sum is 47.

The square root of 1464655493 is about 38270.8177728148. The cubic root of 1464655493 is about 1135.6517162513.

The spelling of 1464655493 in words is "one billion, four hundred sixty-four million, six hundred fifty-five thousand, four hundred ninety-three".