1253053455 has 32 divisors (see below), whose sum is σ = 2094598656. Its totient is φ = 638461824.

The previous prime is 1253053441. The next prime is 1253053463. The reversal of 1253053455 is 5543503521.

It is a happy number.

It is not a de Polignac number, because 1253053455 - 2⁵ = 1253053423 is a prime.

It is a super-2 number, since 2×1253053455² = 3140285922174874050, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 375424 + ... + 378746.

It is an arithmetic number, because the mean of its divisors is an integer number (65456208).

Almost surely, 2^1253053455 is an apocalyptic number.

1253053455 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1253053455 is a deficient number, since it is larger than the sum of its proper divisors (841545201).

1253053455 is a wasteful number, since it uses less digits than its factorization.

1253053455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4447.

The product of its (nonzero) digits is 45000, while the sum is 33.

The square root of 1253053455 is about 35398.4950951308. The cubic root of 1253053455 is about 1078.0937610272.

Adding to 1253053455 its reverse (5543503521), we get a palindrome (6796556976).

The spelling of 1253053455 in words is "one billion, two hundred fifty-three million, fifty-three thousand, four hundred fifty-five".