109148903 has 2 divisors, whose sum is σ = 109148904. Its totient is φ = 109148902.

The previous prime is 109148887. The next prime is 109148909. The reversal of 109148903 is 309841901.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 109148903 - 2⁴ = 109148887 is a prime.

It is a super-2 number, since 2×109148903² = 23826966052206818, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (109148909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54574451 + 54574452.

It is an arithmetic number, because the mean of its divisors is an integer number (54574452).

Almost surely, 2^109148903 is an apocalyptic number.

109148903 is a deficient number, since it is larger than the sum of its proper divisors (1).

109148903 is an equidigital number, since it uses as much as digits as its factorization.

109148903 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7776, while the sum is 35.

The square root of 109148903 is about 10447.4352355016. The cubic root of 109148903 is about 477.9030384609.

It can be divided in two parts, 1091 and 48903, that added together give a palindrome (49994).

The spelling of 109148903 in words is "one hundred nine million, one hundred forty-eight thousand, nine hundred three".