1253293068 has 24 divisors (see below), whose sum is σ = 2972292400. Its totient is φ = 410915520.

The previous prime is 1253293061. The next prime is 1253293073. The reversal of 1253293068 is 8603923521.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (1253293061) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 855343 + ... + 856806.

Almost surely, 2^1253293068 is an apocalyptic number.

It is an amenable number.

1253293068 is an abundant number, since it is smaller than the sum of its proper divisors (1718999332).

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

1253293068 is a wasteful number, since it uses less digits than its factorization.

1253293068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1712217 (or 1712215 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 39.

The square root of 1253293068 is about 35401.8794416342. The cubic root of 1253293068 is about 1078.1624755249.

The spelling of 1253293068 in words is "one billion, two hundred fifty-three million, two hundred ninety-three thousand, sixty-eight".