1102855403 has 4 divisors (see below), whose sum is σ = 1187690448. Its totient is φ = 1018020360.

The previous prime is 1102855393. The next prime is 1102855421. The reversal of 1102855403 is 3045582011.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1102855403 - 2⁴ = 1102855387 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1102855493) 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 3 ways as a sum of consecutive naturals, for example, 42417503 + ... + 42417528.

It is an arithmetic number, because the mean of its divisors is an integer number (296922612).

Almost surely, 2^1102855403 is an apocalyptic number.

1102855403 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1102855403 is a deficient number, since it is larger than the sum of its proper divisors (84835045).

1102855403 is an equidigital number, since it uses as much as digits as its factorization.

1102855403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84835044.

The product of its (nonzero) digits is 4800, while the sum is 29.

The square root of 1102855403 is about 33209.2668241863. The cubic root of 1102855403 is about 1033.1725484717.

The spelling of 1102855403 in words is "one billion, one hundred two million, eight hundred fifty-five thousand, four hundred three".