1120253355 has 128 divisors (see below), whose sum is σ = 2257920000. Its totient is φ = 523169280.

The previous prime is 1120253327. The next prime is 1120253359. The reversal of 1120253355 is 5533520211.

It is a happy number.

1120253355 is a `hidden beast` number, since 1 + 120 + 2 + 533 + 5 + 5 = 666.

It is not a de Polignac number, because 1120253355 - 2¹⁵ = 1120220587 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (1120253359) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 3209721 + ... + 3210069.

It is an arithmetic number, because the mean of its divisors is an integer number (17640000).

Almost surely, 2^1120253355 is an apocalyptic number.

1120253355 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1120253355 is an abundant number, since it is smaller than the sum of its proper divisors (1137666645).

1120253355 is a wasteful number, since it uses less digits than its factorization.

1120253355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 466 (or 460 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 27.

The square root of 1120253355 is about 33470.1860616280. The cubic root of 1120253355 is about 1038.5771206773.

Adding to 1120253355 its reverse (5533520211), we get a palindrome (6653773566).

The spelling of 1120253355 in words is "one billion, one hundred twenty million, two hundred fifty-three thousand, three hundred fifty-five".