1253060394 has 16 divisors (see below), whose sum is σ = 2508289632. Its totient is φ = 417325328.

The previous prime is 1253060383. The next prime is 1253060399. The reversal of 1253060394 is 4930603521.

It is a super-2 number, since 2×1253060394² = 3140320702022870472, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1253060399) 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, 82809 + ... + 96764.

It is an arithmetic number, because the mean of its divisors is an integer number (156768102).

Almost surely, 2^1253060394 is an apocalyptic number.

1253060394 is an abundant number, since it is smaller than the sum of its proper divisors (1255229238).

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

1253060394 is a wasteful number, since it uses less digits than its factorization.

1253060394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180741.

The product of its (nonzero) digits is 19440, while the sum is 33.

The square root of 1253060394 is about 35398.5931076364. The cubic root of 1253060394 is about 1078.0957510670.

The spelling of 1253060394 in words is "one billion, two hundred fifty-three million, sixty thousand, three hundred ninety-four".