1253435152 has 20 divisors (see below), whose sum is σ = 2506871296. Its totient is φ = 606500640.

The previous prime is 1253435147. The next prime is 1253435153. The reversal of 1253435152 is 2515343521.

1253435152 is an admirable number.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is not an unprimeable number, because it can be changed into a prime (1253435153) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1263048 + ... + 1264039.

Almost surely, 2^1253435152 is an apocalyptic number.

It is an amenable number.

1253435152 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1253435152 is a wasteful number, since it uses less digits than its factorization.

1253435152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2527126 (or 2527120 counting only the distinct ones).

The product of its digits is 18000, while the sum is 31.

The square root of 1253435152 is about 35403.8861143802. The cubic root of 1253435152 is about 1078.2032172190.

Adding to 1253435152 its reverse (2515343521), we get a palindrome (3768778673).

The spelling of 1253435152 in words is "one billion, two hundred fifty-three million, four hundred thirty-five thousand, one hundred fifty-two".