126464727 has 4 divisors (see below), whose sum is σ = 168619640. Its totient is φ = 84309816.

The previous prime is 126464719. The next prime is 126464771. The reversal of 126464727 is 727464621.

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

It is not a de Polignac number, because 126464727 - 2³ = 126464719 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 (126464707) 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, 21077452 + ... + 21077457.

It is an arithmetic number, because the mean of its divisors is an integer number (42154910).

Almost surely, 2^126464727 is an apocalyptic number.

126464727 is a deficient number, since it is larger than the sum of its proper divisors (42154913).

126464727 is an equidigital number, since it uses as much as digits as its factorization.

126464727 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42154912.

The product of its digits is 112896, while the sum is 39.

The square root of 126464727 is about 11245.6536937610. The cubic root of 126464727 is about 501.9453904289.

The spelling of 126464727 in words is "one hundred twenty-six million, four hundred sixty-four thousand, seven hundred twenty-seven".