1164220003 has 16 divisors (see below), whose sum is σ = 1281772800. Its totient is φ = 1052520480.

The previous prime is 1164219997. The next prime is 1164220067. The reversal of 1164220003 is 3000224611.

It is not a de Polignac number, because 1164220003 - 2⁹ = 1164219491 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1164220703) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 198568 + ... + 204346.

It is an arithmetic number, because the mean of its divisors is an integer number (80110800).

Almost surely, 2^1164220003 is an apocalyptic number.

1164220003 is a deficient number, since it is larger than the sum of its proper divisors (117552797).

1164220003 is a wasteful number, since it uses less digits than its factorization.

1164220003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6282.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 1164220003 is about 34120.6682671955. The cubic root of 1164220003 is about 1051.9901794565.

Adding to 1164220003 its reverse (3000224611), we get a palindrome (4164444614).

The spelling of 1164220003 in words is "one billion, one hundred sixty-four million, two hundred twenty thousand, three".