1268041403 has 8 divisors (see below), whose sum is σ = 1287052800. Its totient is φ = 1249104168.

The previous prime is 1268041351. The next prime is 1268041417. The reversal of 1268041403 is 3041408621.

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 1268041403 - 2¹⁰ = 1268040379 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1268041433) 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, 16400 + ... + 52962.

It is an arithmetic number, because the mean of its divisors is an integer number (160881600).

Almost surely, 2^1268041403 is an apocalyptic number.

1268041403 is a deficient number, since it is larger than the sum of its proper divisors (19011397).

1268041403 is an equidigital number, since it uses as much as digits as its factorization.

1268041403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37081.

The product of its (nonzero) digits is 4608, while the sum is 29.

The square root of 1268041403 is about 35609.5689808231. The cubic root of 1268041403 is about 1082.3751462407.

The spelling of 1268041403 in words is "one billion, two hundred sixty-eight million, forty-one thousand, four hundred three".