126304601 has 4 divisors (see below), whose sum is σ = 126346704. Its totient is φ = 126262500.

The previous prime is 126304589. The next prime is 126304613. The reversal of 126304601 is 106403621.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 106403621 = 3313 ⋅32117.

It is an interprime number because it is at equal distance from previous prime (126304589) and next prime (126304613).

It is a cyclic number.

It is not a de Polignac number, because 126304601 - 2⁶ = 126304537 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (126304691) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16175 + ... + 22676.

It is an arithmetic number, because the mean of its divisors is an integer number (31586676).

Almost surely, 2^126304601 is an apocalyptic number.

It is an amenable number.

126304601 is a deficient number, since it is larger than the sum of its proper divisors (42103).

126304601 is an equidigital number, since it uses as much as digits as its factorization.

126304601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42102.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 126304601 is about 11238.5319770867. The cubic root of 126304601 is about 501.7334513478.

The spelling of 126304601 in words is "one hundred twenty-six million, three hundred four thousand, six hundred one".