1103279401 has 8 divisors (see below), whose sum is σ = 1261093184. Its totient is φ = 945516240.

The previous prime is 1103279399. The next prime is 1103279449. The reversal of 1103279401 is 1049723011.

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 1103279401 - 2¹ = 1103279399 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1103279401.

It is not an unprimeable number, because it can be changed into a prime (1103279201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 70471 + ... + 84691.

It is an arithmetic number, because the mean of its divisors is an integer number (157636648).

Almost surely, 2^1103279401 is an apocalyptic number.

It is an amenable number.

1103279401 is a deficient number, since it is larger than the sum of its proper divisors (157813783).

1103279401 is a wasteful number, since it uses less digits than its factorization.

1103279401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25311.

The product of its (nonzero) digits is 1512, while the sum is 28.

The square root of 1103279401 is about 33215.6499409540. The cubic root of 1103279401 is about 1033.3049342062.

The spelling of 1103279401 in words is "one billion, one hundred three million, two hundred seventy-nine thousand, four hundred one".