126201301 has 6 divisors (see below), whose sum is σ = 130704002. Its totient is φ = 121848720.

The previous prime is 126201281. The next prime is 126201307. The reversal of 126201301 is 103102621.

It can be written as a sum of positive squares in 3 ways, for example, as 43573201 + 82628100 = 6601^2 + 9090^2 .

It is not a de Polignac number, because 126201301 - 2⁵ = 126201269 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126201307) 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, 74190 + ... + 75871.

Almost surely, 2^126201301 is an apocalyptic number.

It is an amenable number.

126201301 is a deficient number, since it is larger than the sum of its proper divisors (4502701).

126201301 is an equidigital number, since it uses as much as digits as its factorization.

126201301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150119 (or 150090 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 126201301 is about 11233.9352410453. The cubic root of 126201301 is about 501.5966307801.

Adding to 126201301 its reverse (103102621), we get a palindrome (229303922).

The spelling of 126201301 in words is "one hundred twenty-six million, two hundred one thousand, three hundred one".