1251141232241 has 8 divisors (see below), whose sum is σ = 1394460816480. Its totient is φ = 1115568652608.

The previous prime is 1251141232213. The next prime is 1251141232247. The reversal of 1251141232241 is 1422321411521.

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 1251141232241 - 2¹⁰ = 1251141231217 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1251141232247) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1936750811 + ... + 1936751456.

It is an arithmetic number, because the mean of its divisors is an integer number (174307602060).

Almost surely, 2^{1251141232241} is an apocalyptic number.

It is an amenable number.

1251141232241 is a deficient number, since it is larger than the sum of its proper divisors (143319584239).

1251141232241 is a wasteful number, since it uses less digits than its factorization.

1251141232241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3873502303.

The product of its digits is 3840, while the sum is 29.

Adding to 1251141232241 its reverse (1422321411521), we get a palindrome (2673462643762).

The spelling of 1251141232241 in words is "one trillion, two hundred fifty-one billion, one hundred forty-one million, two hundred thirty-two thousand, two hundred forty-one".