1123063258 has 4 divisors (see below), whose sum is σ = 1684594890. Its totient is φ = 561531628.

The previous prime is 1123063241. The next prime is 1123063259. The reversal of 1123063258 is 8523603211.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 8523603211 = 101 ⋅84392111.

It can be written as a sum of positive squares in only one way, i.e., 836539929 + 286523329 = 28923^2 + 16927^2 .

It is a super-2 number, since 2×1123063258² = 2522542162939149128, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1123063259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 280765813 + ... + 280765816.

Almost surely, 2^1123063258 is an apocalyptic number.

1123063258 is a deficient number, since it is larger than the sum of its proper divisors (561531632).

1123063258 is an equidigital number, since it uses as much as digits as its factorization.

1123063258 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 561531631.

The product of its (nonzero) digits is 8640, while the sum is 31.

The square root of 1123063258 is about 33512.1359808652. The cubic root of 1123063258 is about 1039.4447411972. Note that the first 3 decimals are identical.

Adding to 1123063258 its reverse (8523603211), we get a palindrome (9646666469).

The spelling of 1123063258 in words is "one billion, one hundred twenty-three million, sixty-three thousand, two hundred fifty-eight".