1113023026 has 4 divisors (see below), whose sum is σ = 1669534542. Its totient is φ = 556511512.

The previous prime is 1113023003. The next prime is 1113023057. The reversal of 1113023026 is 6203203111.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6203203111 = 7 ⋅886171873.

It can be written as a sum of positive squares in only one way, i.e., 886550625 + 226472401 = 29775^2 + 15049^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1113022994 and 1113023012.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 278255755 + ... + 278255758.

Almost surely, 2^1113023026 is an apocalyptic number.

1113023026 is a deficient number, since it is larger than the sum of its proper divisors (556511516).

1113023026 is an equidigital number, since it uses as much as digits as its factorization.

1113023026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 556511515.

The product of its (nonzero) digits is 216, while the sum is 19.

The square root of 1113023026 is about 33361.9997302320. Note that the first 3 decimals coincide. The cubic root of 1113023026 is about 1036.3379046387.

Adding to 1113023026 its reverse (6203203111), we get a palindrome (7316226137).

The spelling of 1113023026 in words is "one billion, one hundred thirteen million, twenty-three thousand, twenty-six".