126650443 has 16 divisors (see below), whose sum is σ = 136048896. Its totient is φ = 117626080.

The previous prime is 126650431. The next prime is 126650449. The reversal of 126650443 is 344056621.

It is not a de Polignac number, because 126650443 - 2¹³ = 126642251 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (126650449) 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, 129948 + ... + 130918.

It is an arithmetic number, because the mean of its divisors is an integer number (8503056).

Almost surely, 2^126650443 is an apocalyptic number.

126650443 is a deficient number, since it is larger than the sum of its proper divisors (9398453).

126650443 is a wasteful number, since it uses less digits than its factorization.

126650443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1154.

The product of its (nonzero) digits is 17280, while the sum is 31.

The square root of 126650443 is about 11253.9078990367. The cubic root of 126650443 is about 502.1909758926.

The spelling of 126650443 in words is "one hundred twenty-six million, six hundred fifty thousand, four hundred forty-three".