1253451304 has 16 divisors (see below), whose sum is σ = 2685967200. Its totient is φ = 537193392.

The previous prime is 1253451301. The next prime is 1253451317. The reversal of 1253451304 is 4031543521.

It is a super-2 number, since 2×1253451304² = 3142280342998600832, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is not an unprimeable number, because it can be changed into a prime (1253451301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11191474 + ... + 11191585.

It is an arithmetic number, because the mean of its divisors is an integer number (167872950).

Almost surely, 2^1253451304 is an apocalyptic number.

1253451304 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1253451304 is an abundant number, since it is smaller than the sum of its proper divisors (1432515896).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1253451304 is a wasteful number, since it uses less digits than its factorization.

1253451304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22383072 (or 22383068 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 28.

The square root of 1253451304 is about 35404.1142241972. The cubic root of 1253451304 is about 1078.2078485087.

Adding to 1253451304 its reverse (4031543521), we get a palindrome (5284994825).

The spelling of 1253451304 in words is "one billion, two hundred fifty-three million, four hundred fifty-one thousand, three hundred four".