126103401 has 6 divisors (see below), whose sum is σ = 182149370. Its totient is φ = 84068928.

The previous prime is 126103349. The next prime is 126103403. The reversal of 126103401 is 104301621.

It is a happy number.

126103401 is a `hidden beast` number, since 1 + 261 + 0 + 3 + 401 = 666.

It can be written as a sum of positive squares in only one way, i.e., 123210000 + 2893401 = 11100^2 + 1701^2 .

It is not a de Polignac number, because 126103401 - 2⁶ = 126103337 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (126103403) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7005736 + ... + 7005753.

Almost surely, 2^126103401 is an apocalyptic number.

It is an amenable number.

126103401 is a deficient number, since it is larger than the sum of its proper divisors (56045969).

126103401 is a wasteful number, since it uses less digits than its factorization.

126103401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14011495 (or 14011492 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 126103401 is about 11229.5770623831. The cubic root of 126103401 is about 501.4668935713.

The spelling of 126103401 in words is "one hundred twenty-six million, one hundred three thousand, four hundred one".