1040430203 has 8 divisors (see below), whose sum is σ = 1067829840. Its totient is φ = 1013379840.

The previous prime is 1040430191. The next prime is 1040430217. The reversal of 1040430203 is 3020340401.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1040430203 - 2²⁶ = 973321339 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1040430233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 81278 + ... + 93203.

It is an arithmetic number, because the mean of its divisors is an integer number (133478730).

Almost surely, 2^1040430203 is an apocalyptic number.

1040430203 is a deficient number, since it is larger than the sum of its proper divisors (27399637).

1040430203 is an equidigital number, since it uses as much as digits as its factorization.

1040430203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 174637.

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 1040430203 is about 32255.7003179283. The cubic root of 1040430203 is about 1013.2990846309.

Adding to 1040430203 its reverse (3020340401), we get a palindrome (4060770604).

The spelling of 1040430203 in words is "one billion, forty million, four hundred thirty thousand, two hundred three".