1124521255 has 64 divisors (see below), whose sum is σ = 1654369920. Its totient is φ = 722534400.

The previous prime is 1124521247. The next prime is 1124521261. The reversal of 1124521255 is 5521254211.

It is not a de Polignac number, because 1124521255 - 2³ = 1124521247 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4001715 + ... + 4001995.

It is an arithmetic number, because the mean of its divisors is an integer number (25849530).

Almost surely, 2^1124521255 is an apocalyptic number.

1124521255 is a deficient number, since it is larger than the sum of its proper divisors (529848665).

1124521255 is a wasteful number, since it uses less digits than its factorization.

1124521255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 532.

The product of its digits is 4000, while the sum is 28.

The square root of 1124521255 is about 33533.8821939840. The cubic root of 1124521255 is about 1039.8943602634.

Adding to 1124521255 its reverse (5521254211), we get a palindrome (6645775466).

The spelling of 1124521255 in words is "one billion, one hundred twenty-four million, five hundred twenty-one thousand, two hundred fifty-five".