126104243154 has 8 divisors (see below), whose sum is σ = 252208486320. Its totient is φ = 42034747716.

The previous prime is 126104243147. The next prime is 126104243183. The reversal of 126104243154 is 451342401621.

It is a happy number.

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

126104243154 is an admirable number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10508686924 + ... + 10508686935.

It is an arithmetic number, because the mean of its divisors is an integer number (31526060790).

Almost surely, 2^126104243154 is an apocalyptic number.

126104243154 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

126104243154 is a wasteful number, since it uses less digits than its factorization.

126104243154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21017373864.

The product of its (nonzero) digits is 23040, while the sum is 33.

Adding to 126104243154 its reverse (451342401621), we get a palindrome (577446644775).

The spelling of 126104243154 in words is "one hundred twenty-six billion, one hundred four million, two hundred forty-three thousand, one hundred fifty-four".