1006432203 has 16 divisors (see below), whose sum is σ = 1550845440. Its totient is φ = 568641216.

The previous prime is 1006432159. The next prime is 1006432213. The reversal of 1006432203 is 3022346001.

It is a happy number.

It is not a de Polignac number, because 1006432203 - 2⁶ = 1006432139 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 1006432203.

It is not an unprimeable number, because it can be changed into a prime (1006432213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 267375 + ... + 271112.

It is an arithmetic number, because the mean of its divisors is an integer number (96927840).

Almost surely, 2^1006432203 is an apocalyptic number.

1006432203 is a deficient number, since it is larger than the sum of its proper divisors (544413237).

1006432203 is an equidigital number, since it uses as much as digits as its factorization.

1006432203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 538586.

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 1006432203 is about 31724.3156427369. The cubic root of 1006432203 is about 1002.1394869976.

Adding to 1006432203 its reverse (3022346001), we get a palindrome (4028778204).

The spelling of 1006432203 in words is "one billion, six million, four hundred thirty-two thousand, two hundred three".