1253034456 has 32 divisors (see below), whose sum is σ = 3208993200. Its totient is φ = 407490560.

The previous prime is 1253034413. The next prime is 1253034463. The reversal of 1253034456 is 6544303521.

It is a congruent number.

It is an unprimeable number.

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, 635721 + ... + 637688.

Almost surely, 2^1253034456 is an apocalyptic number.

It is an amenable number.

1253034456 is an abundant number, since it is smaller than the sum of its proper divisors (1955958744).

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

1253034456 is a wasteful number, since it uses less digits than its factorization.

1253034456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1273459 (or 1273455 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 33.

The square root of 1253034456 is about 35398.2267352476. The cubic root of 1253034456 is about 1078.0883122554.

Adding to 1253034456 its reverse (6544303521), we get a palindrome (7797337977).

The spelling of 1253034456 in words is "one billion, two hundred fifty-three million, thirty-four thousand, four hundred fifty-six".