103556440003 has 4 divisors (see below), whose sum is σ = 103644875368. Its totient is φ = 103468004640.

The previous prime is 103556439971. The next prime is 103556440021. The reversal of 103556440003 is 300044655301.

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 103556440003 - 2⁵ = 103556439971 is a prime.

It is a super-3 number, since 3×103556440003³ (a number of 34 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (103556440033) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44215926 + ... + 44218267.

It is an arithmetic number, because the mean of its divisors is an integer number (25911218842).

Almost surely, 2^103556440003 is an apocalyptic number.

103556440003 is a deficient number, since it is larger than the sum of its proper divisors (88435365).

103556440003 is an equidigital number, since it uses as much as digits as its factorization.

103556440003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88435364.

The product of its (nonzero) digits is 21600, while the sum is 31.

The spelling of 103556440003 in words is "one hundred three billion, five hundred fifty-six million, four hundred forty thousand, three".