126196403 has 2 divisors, whose sum is σ = 126196404. Its totient is φ = 126196402.

The previous prime is 126196397. The next prime is 126196409. The reversal of 126196403 is 304691621.

It is a balanced prime because it is at equal distance from previous prime (126196397) and next prime (126196409).

It is a cyclic number.

It is not a de Polignac number, because 126196403 - 2⁴ = 126196387 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 126196403.

It is not a weakly prime, because it can be changed into another prime (126196409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63098201 + 63098202.

It is an arithmetic number, because the mean of its divisors is an integer number (63098202).

Almost surely, 2^126196403 is an apocalyptic number.

126196403 is a deficient number, since it is larger than the sum of its proper divisors (1).

126196403 is an equidigital number, since it uses as much as digits as its factorization.

126196403 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 32.

The square root of 126196403 is about 11233.7172387416. The cubic root of 126196403 is about 501.5901415388.

The spelling of 126196403 in words is "one hundred twenty-six million, one hundred ninety-six thousand, four hundred three".