1463315189 has 4 divisors (see below), whose sum is σ = 1672360224. Its totient is φ = 1254270156.

The previous prime is 1463315167. The next prime is 1463315197. The reversal of 1463315189 is 9815133641.

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 1463315189 - 2¹² = 1463311093 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 (1463315159) 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, 104522507 + ... + 104522520.

It is an arithmetic number, because the mean of its divisors is an integer number (418090056).

Almost surely, 2^1463315189 is an apocalyptic number.

It is an amenable number.

1463315189 is a deficient number, since it is larger than the sum of its proper divisors (209045035).

1463315189 is an equidigital number, since it uses as much as digits as its factorization.

1463315189 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 209045034.

The product of its digits is 77760, while the sum is 41.

The square root of 1463315189 is about 38253.3029815727. The cubic root of 1463315189 is about 1135.3051994817.

The spelling of 1463315189 in words is "one billion, four hundred sixty-three million, three hundred fifteen thousand, one hundred eighty-nine".