15880103 has 2 divisors, whose sum is σ = 15880104. Its totient is φ = 15880102.

The previous prime is 15880099. The next prime is 15880121. The reversal of 15880103 is 30108851.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 15880103 - 2² = 15880099 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (15880303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7940051 + 7940052.

It is an arithmetic number, because the mean of its divisors is an integer number (7940052).

Almost surely, 2^15880103 is an apocalyptic number.

15880103 is a deficient number, since it is larger than the sum of its proper divisors (1).

15880103 is an equidigital number, since it uses as much as digits as its factorization.

15880103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 960, while the sum is 26.

The square root of 15880103 is about 3984.9846925678. The cubic root of 15880103 is about 251.3532113932.

Adding to 15880103 its reverse (30108851), we get a palindrome (45988954).

The spelling of 15880103 in words is "fifteen million, eight hundred eighty thousand, one hundred three".