1123524455 has 16 divisors (see below), whose sum is σ = 1356057984. Its totient is φ = 893617920.

The previous prime is 1123524449. The next prime is 1123524497. The reversal of 1123524455 is 5544253211.

It is not a de Polignac number, because 1123524455 - 2⁴ = 1123524439 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 846002 + ... + 847328.

It is an arithmetic number, because the mean of its divisors is an integer number (84753624).

Almost surely, 2^1123524455 is an apocalyptic number.

1123524455 is a deficient number, since it is larger than the sum of its proper divisors (232533529).

1123524455 is a wasteful number, since it uses less digits than its factorization.

1123524455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2186.

The product of its digits is 24000, while the sum is 32.

The square root of 1123524455 is about 33519.0163190986. The cubic root of 1123524455 is about 1039.5870078018.

Adding to 1123524455 its reverse (5544253211), we get a palindrome (6667777666).

The spelling of 1123524455 in words is "one billion, one hundred twenty-three million, five hundred twenty-four thousand, four hundred fifty-five".