1113023002 has 64 divisors (see below), whose sum is σ = 2204133120. Its totient is φ = 409204224.

The previous prime is 1113022943. The next prime is 1113023003. The reversal of 1113023002 is 2003203111.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is not an unprimeable number, because it can be changed into a prime (1113023003) by changing a digit.

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 in 31 ways as a sum of consecutive naturals, for example, 180238 + ... + 186310.

It is an arithmetic number, because the mean of its divisors is an integer number (34439580).

Almost surely, 2^1113023002 is an apocalyptic number.

1113023002 is a deficient number, since it is larger than the sum of its proper divisors (1091110118).

1113023002 is a wasteful number, since it uses less digits than its factorization.

1113023002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6167.

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 1113023002 is about 33361.9993705413. Note that the first 3 decimals coincide. The cubic root of 1113023002 is about 1036.3378971899.

Adding to 1113023002 its reverse (2003203111), we get a palindrome (3116226113).

The spelling of 1113023002 in words is "one billion, one hundred thirteen million, twenty-three thousand, two".