1123251054 has 32 divisors (see below), whose sum is σ = 2262712320. Its totient is φ = 371724192.

The previous prime is 1123251049. The next prime is 1123251071. The reversal of 1123251054 is 4501523211.

It is a happy number.

It is a super-2 number, since 2×1123251054² = 2523385860624221832, which contains 22 as substring.

It is a Curzon 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, 877587 + ... + 878865.

It is an arithmetic number, because the mean of its divisors is an integer number (70709760).

Almost surely, 2^1123251054 is an apocalyptic number.

1123251054 is an abundant number, since it is smaller than the sum of its proper divisors (1139461266).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1123251054 is a wasteful number, since it uses less digits than its factorization.

1123251054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2224.

The product of its (nonzero) digits is 1200, while the sum is 24.

The square root of 1123251054 is about 33514.9377740732. The cubic root of 1123251054 is about 1039.5026758041.

Adding to 1123251054 its reverse (4501523211), we get a palindrome (5624774265).

The spelling of 1123251054 in words is "one billion, one hundred twenty-three million, two hundred fifty-one thousand, fifty-four".