1253277952 has 36 divisors (see below), whose sum is σ = 2510645200. Its totient is φ = 624388608.

The previous prime is 1253277931. The next prime is 1253277989. The reversal of 1253277952 is 2597723521.

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 1253277899 and 1253277908.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 63799 + ... + 81097.

Almost surely, 2^1253277952 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1253277952, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1255322600).

1253277952 is an abundant number, since it is smaller than the sum of its proper divisors (1257367248).

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

1253277952 is an equidigital number, since it uses as much as digits as its factorization.

1253277952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17598 (or 17584 counting only the distinct ones).

The product of its digits is 264600, while the sum is 43.

The square root of 1253277952 is about 35401.6659495002. The cubic root of 1253277952 is about 1078.1581409257.

The spelling of 1253277952 in words is "one billion, two hundred fifty-three million, two hundred seventy-seven thousand, nine hundred fifty-two".