126306245 has 16 divisors (see below), whose sum is σ = 168494592. Its totient is φ = 90262080.

The previous prime is 126306233. The next prime is 126306251. The reversal of 126306245 is 542603621.

It is not a de Polignac number, because 126306245 - 2⁶ = 126306181 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29327 + ... + 33356.

It is an arithmetic number, because the mean of its divisors is an integer number (10530912).

Almost surely, 2^126306245 is an apocalyptic number.

It is an amenable number.

126306245 is a deficient number, since it is larger than the sum of its proper divisors (42188347).

126306245 is a wasteful number, since it uses less digits than its factorization.

126306245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62732.

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 126306245 is about 11238.6051180740. The cubic root of 126306245 is about 501.7356282182.

Adding to 126306245 its reverse (542603621), we get a palindrome (668909866).

The spelling of 126306245 in words is "one hundred twenty-six million, three hundred six thousand, two hundred forty-five".