103813043 has 2 divisors, whose sum is σ = 103813044. Its totient is φ = 103813042.

The previous prime is 103813013. The next prime is 103813097. The reversal of 103813043 is 340318301.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 103813043 - 2¹⁴ = 103796659 is a prime.

It is not a weakly prime, because it can be changed into another prime (103813013) 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 as a sum of consecutive naturals, namely, 51906521 + 51906522.

It is an arithmetic number, because the mean of its divisors is an integer number (51906522).

Almost surely, 2^103813043 is an apocalyptic number.

103813043 is a deficient number, since it is larger than the sum of its proper divisors (1).

103813043 is an equidigital number, since it uses as much as digits as its factorization.

103813043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 103813043 is about 10188.8685829193. The cubic root of 103813043 is about 469.9849746215.

The spelling of 103813043 in words is "one hundred three million, eight hundred thirteen thousand, forty-three".