126405334 has 8 divisors (see below), whose sum is σ = 206845128. Its totient is φ = 57456960.

The previous prime is 126405313. The next prime is 126405341. The reversal of 126405334 is 433504621.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2872827 + ... + 2872870.

It is an arithmetic number, because the mean of its divisors is an integer number (25855641).

Almost surely, 2^126405334 is an apocalyptic number.

126405334 is a deficient number, since it is larger than the sum of its proper divisors (80439794).

126405334 is a wasteful number, since it uses less digits than its factorization.

126405334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5745710.

The product of its (nonzero) digits is 8640, while the sum is 28.

The square root of 126405334 is about 11243.0126745459. The cubic root of 126405334 is about 501.8668001071.

Adding to 126405334 its reverse (433504621), we get a palindrome (559909955).

The spelling of 126405334 in words is "one hundred twenty-six million, four hundred five thousand, three hundred thirty-four".