1253134602 has 48 divisors (see below), whose sum is σ = 2817982440. Its totient is φ = 401982336.

The previous prime is 1253134579. The next prime is 1253134621. The reversal of 1253134602 is 2064313521.

1253134602 is a `hidden beast` number, since 1 + 2 + 53 + 1 + 3 + 4 + 602 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 1154708361 + 98426241 = 33981^2 + 9921^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 161688 + ... + 169260.

Almost surely, 2^1253134602 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1253134602, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1408991220).

1253134602 is an abundant number, since it is smaller than the sum of its proper divisors (1564847838).

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

1253134602 is a wasteful number, since it uses less digits than its factorization.

1253134602 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7927 (or 7924 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 1253134602 is about 35399.6412693688. The cubic root of 1253134602 is about 1078.1170327628.

It can be divided in two parts, 1253134 and 602, that added together give a triangular number (1253736 = T₁₅₈₃).

The spelling of 1253134602 in words is "one billion, two hundred fifty-three million, one hundred thirty-four thousand, six hundred two".