6126254409 has 16 divisors (see below), whose sum is σ = 8944809984. Its totient is φ = 3698758800.

The previous prime is 6126254359. The next prime is 6126254423. The reversal of 6126254409 is 9044526216.

It is a happy number.

It is not a de Polignac number, because 6126254409 - 2⁹ = 6126253897 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6126254489) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 344257 + ... + 361614.

It is an arithmetic number, because the mean of its divisors is an integer number (559050624).

Almost surely, 2^6126254409 is an apocalyptic number.

It is an amenable number.

6126254409 is a deficient number, since it is larger than the sum of its proper divisors (2818555575).

6126254409 is a wasteful number, since it uses less digits than its factorization.

6126254409 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 706148.

The product of its (nonzero) digits is 103680, while the sum is 39.

The square root of 6126254409 is about 78270.3929273388. The cubic root of 6126254409 is about 1829.7777516833. Note that the first 4 decimals are identical.

The spelling of 6126254409 in words is "six billion, one hundred twenty-six million, two hundred fifty-four thousand, four hundred nine".