126201206 has 4 divisors (see below), whose sum is σ = 189301812. Its totient is φ = 63100602.

The previous prime is 126201203. The next prime is 126201209. The reversal of 126201206 is 602102621.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 602102621 = 1949 ⋅308929.

It is an interprime number because it is at equal distance from previous prime (126201203) and next prime (126201209).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126201203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31550300 + ... + 31550303.

It is an arithmetic number, because the mean of its divisors is an integer number (47325453).

Almost surely, 2^126201206 is an apocalyptic number.

126201206 is a deficient number, since it is larger than the sum of its proper divisors (63100606).

126201206 is an equidigital number, since it uses as much as digits as its factorization.

126201206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63100605.

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 126201206 is about 11233.9310127844. The cubic root of 126201206 is about 501.5965049185.

Adding to 126201206 its reverse (602102621), we get a palindrome (728303827).

The spelling of 126201206 in words is "one hundred twenty-six million, two hundred one thousand, two hundred six".