1003431199 has 2 divisors, whose sum is σ = 1003431200. Its totient is φ = 1003431198.

The previous prime is 1003431167. The next prime is 1003431217. The reversal of 1003431199 is 9911343001.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1003431199 - 2⁵ = 1003431167 is a prime.

It is a super-2 number, since 2×1003431199² = 2013748342253155202, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1003431199.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1003431899) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 501715599 + 501715600.

It is an arithmetic number, because the mean of its divisors is an integer number (501715600).

Almost surely, 2^1003431199 is an apocalyptic number.

1003431199 is a deficient number, since it is larger than the sum of its proper divisors (1).

1003431199 is an equidigital number, since it uses as much as digits as its factorization.

1003431199 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2916, while the sum is 31.

The square root of 1003431199 is about 31676.9821637100. The cubic root of 1003431199 is about 1001.1424273627.

The spelling of 1003431199 in words is "one billion, three million, four hundred thirty-one thousand, one hundred ninety-nine".