126766103 has 4 divisors (see below), whose sum is σ = 126815640. Its totient is φ = 126716568.

The previous prime is 126766091. The next prime is 126766109. The reversal of 126766103 is 301667621.

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 126766103 - 2¹⁴ = 126749719 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 126766103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126766109) 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, 20708 + ... + 26121.

It is an arithmetic number, because the mean of its divisors is an integer number (31703910).

Almost surely, 2^126766103 is an apocalyptic number.

126766103 is a deficient number, since it is larger than the sum of its proper divisors (49537).

126766103 is an equidigital number, since it uses as much as digits as its factorization.

126766103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49536.

The product of its (nonzero) digits is 9072, while the sum is 32.

The square root of 126766103 is about 11259.0453858220. The cubic root of 126766103 is about 502.3438000355.

The spelling of 126766103 in words is "one hundred twenty-six million, seven hundred sixty-six thousand, one hundred three".