126126146 has 8 divisors (see below), whose sum is σ = 189365904. Its totient is φ = 63004180.

The previous prime is 126126139. The next prime is 126126149. The reversal of 126126146 is 641621621.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (126126149) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26720 + ... + 31083.

It is an arithmetic number, because the mean of its divisors is an integer number (23670738).

Almost surely, 2^126126146 is an apocalyptic number.

126126146 is a deficient number, since it is larger than the sum of its proper divisors (63239758).

126126146 is a wasteful number, since it uses less digits than its factorization.

126126146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58896.

The product of its digits is 3456, while the sum is 29.

The square root of 126126146 is about 11230.5897440874. The cubic root of 126126146 is about 501.4970412615.

Adding to 126126146 its reverse (641621621), we get a palindrome (767747767).

The spelling of 126126146 in words is "one hundred twenty-six million, one hundred twenty-six thousand, one hundred forty-six".