126049047 has 16 divisors (see below), whose sum is σ = 176824032. Its totient is φ = 79764480.

The previous prime is 126049019. The next prime is 126049057. The reversal of 126049047 is 740940621.

It is a happy number.

It is not a de Polignac number, because 126049047 - 2¹⁰ = 126048023 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 126048999 and 126049017.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126049057) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9298 + ... + 18399.

It is an arithmetic number, because the mean of its divisors is an integer number (11051502).

Almost surely, 2^126049047 is an apocalyptic number.

126049047 is a deficient number, since it is larger than the sum of its proper divisors (50774985).

126049047 is a wasteful number, since it uses less digits than its factorization.

126049047 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27778.

The product of its (nonzero) digits is 12096, while the sum is 33.

The square root of 126049047 is about 11227.1566747775. The cubic root of 126049047 is about 501.3948345880.

Adding to 126049047 its reverse (740940621), we get a palindrome (866989668).

The spelling of 126049047 in words is "one hundred twenty-six million, forty-nine thousand, forty-seven".