1253251353 has 16 divisors (see below), whose sum is σ = 1725902336. Its totient is φ = 808081920.

The previous prime is 1253251217. The next prime is 1253251361. The reversal of 1253251353 is 3531523521.

It is not a de Polignac number, because 1253251353 - 2¹³ = 1253243161 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1253251353.

It is not an unprimeable number, because it can be changed into a prime (1253251553) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 238551 + ... + 243747.

It is an arithmetic number, because the mean of its divisors is an integer number (107868896).

Almost surely, 2^1253251353 is an apocalyptic number.

It is an amenable number.

1253251353 is a deficient number, since it is larger than the sum of its proper divisors (472650983).

1253251353 is a wasteful number, since it uses less digits than its factorization.

1253251353 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7824.

The product of its digits is 13500, while the sum is 30.

The square root of 1253251353 is about 35401.2902730960. The cubic root of 1253251353 is about 1078.1505134261.

Adding to 1253251353 its reverse (3531523521), we get a palindrome (4784774874).

The spelling of 1253251353 in words is "one billion, two hundred fifty-three million, two hundred fifty-one thousand, three hundred fifty-three".