1253463250 has 128 divisors (see below), whose sum is σ = 2717245440. Its totient is φ = 429062400.

The previous prime is 1253463229. The next prime is 1253463251. The reversal of 1253463250 is 523643521.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1253463251) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3272559 + ... + 3272941.

It is an arithmetic number, because the mean of its divisors is an integer number (21228480).

Almost surely, 2^1253463250 is an apocalyptic number.

1253463250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1253463250 is an abundant number, since it is smaller than the sum of its proper divisors (1463782190).

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

1253463250 is a wasteful number, since it uses less digits than its factorization.

1253463250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 485 (or 475 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 31.

The square root of 1253463250 is about 35404.2829330012. The cubic root of 1253463250 is about 1078.2112737793.

The spelling of 1253463250 in words is "one billion, two hundred fifty-three million, four hundred sixty-three thousand, two hundred fifty".