126652663 has 4 divisors (see below), whose sum is σ = 127120288. Its totient is φ = 126185040.

The previous prime is 126652661. The next prime is 126652667. The reversal of 126652663 is 366256621.

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 126652663 - 2¹ = 126652661 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 (126652661) 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, 233406 + ... + 233947.

It is an arithmetic number, because the mean of its divisors is an integer number (31780072).

Almost surely, 2^126652663 is an apocalyptic number.

126652663 is a deficient number, since it is larger than the sum of its proper divisors (467625).

126652663 is an equidigital number, since it uses as much as digits as its factorization.

126652663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 467624.

The product of its digits is 77760, while the sum is 37.

The square root of 126652663 is about 11254.0065310093. The cubic root of 126652663 is about 502.1939101038.

The spelling of 126652663 in words is "one hundred twenty-six million, six hundred fifty-two thousand, six hundred sixty-three".