1497881223 has 6 divisors (see below), whose sum is σ = 2163606224. Its totient is φ = 998587476.

The previous prime is 1497881213. The next prime is 1497881239. The reversal of 1497881223 is 3221887941.

It is a happy number.

It is not a de Polignac number, because 1497881223 - 2²⁴ = 1481104007 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 (1497881213) 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 5 ways as a sum of consecutive naturals, for example, 83215615 + ... + 83215632.

Almost surely, 2^1497881223 is an apocalyptic number.

1497881223 is a deficient number, since it is larger than the sum of its proper divisors (665725001).

1497881223 is a wasteful number, since it uses less digits than its factorization.

1497881223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166431253 (or 166431250 counting only the distinct ones).

The product of its digits is 193536, while the sum is 45.

The square root of 1497881223 is about 38702.4705025403. The cubic root of 1497881223 is about 1144.1750120918.

The spelling of 1497881223 in words is "one billion, four hundred ninety-seven million, eight hundred eighty-one thousand, two hundred twenty-three".