1452989253 has 8 divisors (see below), whose sum is σ = 1939929408. Its totient is φ = 967354304.

The previous prime is 1452989249. The next prime is 1452989323. The reversal of 1452989253 is 3529892541.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1452989253 - 2² = 1452989249 is a prime.

It is a super-2 number, since 2×1452989253² = 4222355538666996018, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1452989203) 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 7 ways as a sum of consecutive naturals, for example, 323700 + ... + 328157.

It is an arithmetic number, because the mean of its divisors is an integer number (242491176).

Almost surely, 2^1452989253 is an apocalyptic number.

It is an amenable number.

1452989253 is a deficient number, since it is larger than the sum of its proper divisors (486940155).

1452989253 is an equidigital number, since it uses as much as digits as its factorization.

1452989253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 652603.

The product of its digits is 777600, while the sum is 48.

The square root of 1452989253 is about 38118.0961355627. The cubic root of 1452989253 is about 1132.6284527972.

It can be divided in two parts, 1 and 452989253, that added together give a palindrome (452989254).

The spelling of 1452989253 in words is "one billion, four hundred fifty-two million, nine hundred eighty-nine thousand, two hundred fifty-three".