1540304512126 has 8 divisors (see below), whose sum is σ = 2390127691320. Its totient is φ = 743595281688.

The previous prime is 1540304512099. The next prime is 1540304512129. The reversal of 1540304512126 is 6212154030451.

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

It is a junction number, because it is equal to n+sod(n) for n = 1540304512091 and 1540304512100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1540304512129) 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, 13278487116 + ... + 13278487231.

It is an arithmetic number, because the mean of its divisors is an integer number (298765961415).

Almost surely, 2^{1540304512126} is an apocalyptic number.

1540304512126 is a deficient number, since it is larger than the sum of its proper divisors (849823179194).

1540304512126 is a wasteful number, since it uses less digits than its factorization.

1540304512126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26556974378.

The product of its (nonzero) digits is 28800, while the sum is 34.

Adding to 1540304512126 its reverse (6212154030451), we get a palindrome (7752458542577).

The spelling of 1540304512126 in words is "one trillion, five hundred forty billion, three hundred four million, five hundred twelve thousand, one hundred twenty-six".