1251343332141 has 16 divisors (see below), whose sum is σ = 1908861456000. Its totient is φ = 714283619328.

The previous prime is 1251343332133. The next prime is 1251343332191. The reversal of 1251343332141 is 1412333431521.

It is not a de Polignac number, because 1251343332141 - 2³ = 1251343332133 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1251343332191) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32051416 + ... + 32090433.

It is an arithmetic number, because the mean of its divisors is an integer number (119303841000).

Almost surely, 2^{1251343332141} is an apocalyptic number.

It is an amenable number.

1251343332141 is a deficient number, since it is larger than the sum of its proper divisors (657518123859).

1251343332141 is an equidigital number, since it uses as much as digits as its factorization.

1251343332141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64142788.

The product of its digits is 25920, while the sum is 33.

Adding to 1251343332141 its reverse (1412333431521), we get a palindrome (2663676763662).

The spelling of 1251343332141 in words is "one trillion, two hundred fifty-one billion, three hundred forty-three million, three hundred thirty-two thousand, one hundred forty-one".