126464563 has 16 divisors (see below), whose sum is σ = 133308000. Its totient is φ = 119814912.

The previous prime is 126464549. The next prime is 126464567. The reversal of 126464563 is 365464621.

It is a cyclic number.

It is not a de Polignac number, because 126464563 - 2¹⁷ = 126333491 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (126464567) 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, 552133 + ... + 552361.

It is an arithmetic number, because the mean of its divisors is an integer number (8331750).

Almost surely, 2^126464563 is an apocalyptic number.

126464563 is a deficient number, since it is larger than the sum of its proper divisors (6843437).

126464563 is a wasteful number, since it uses less digits than its factorization.

126464563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 534.

The product of its digits is 103680, while the sum is 37.

The square root of 126464563 is about 11245.6464020527. The cubic root of 126464563 is about 501.9451734539.

The spelling of 126464563 in words is "one hundred twenty-six million, four hundred sixty-four thousand, five hundred sixty-three".