1255251126001 has 8 divisors (see below), whose sum is σ = 1256607765504. Its totient is φ = 1253894819040.

The previous prime is 1255251125987. The next prime is 1255251126029. The reversal of 1255251126001 is 1006211525521.

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

It is a cyclic number.

It is not a de Polignac number, because 1255251126001 - 2⁷ = 1255251125873 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1255251127001) 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 7 ways as a sum of consecutive naturals, for example, 7879821 + ... + 8037541.

It is an arithmetic number, because the mean of its divisors is an integer number (157075970688).

Almost surely, 2^{1255251126001} is an apocalyptic number.

It is an amenable number.

1255251126001 is a deficient number, since it is larger than the sum of its proper divisors (1356639503).

1255251126001 is a wasteful number, since it uses less digits than its factorization.

1255251126001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166271.

The product of its (nonzero) digits is 6000, while the sum is 31.

The spelling of 1255251126001 in words is "one trillion, two hundred fifty-five billion, two hundred fifty-one million, one hundred twenty-six thousand, one".