126260647 has 4 divisors (see below), whose sum is σ = 126290016. Its totient is φ = 126231280.

The previous prime is 126260633. The next prime is 126260657. The reversal of 126260647 is 746062621.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 126260647 - 2¹⁵ = 126227879 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 (126260627) 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, 6838 + ... + 17299.

It is an arithmetic number, because the mean of its divisors is an integer number (31572504).

Almost surely, 2^126260647 is an apocalyptic number.

126260647 is a deficient number, since it is larger than the sum of its proper divisors (29369).

126260647 is an equidigital number, since it uses as much as digits as its factorization.

126260647 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29368.

The product of its (nonzero) digits is 24192, while the sum is 34.

The square root of 126260647 is about 11236.5763024153. The cubic root of 126260647 is about 501.6752435164.

The spelling of 126260647 in words is "one hundred twenty-six million, two hundred sixty thousand, six hundred forty-seven".