1241143451 has 8 divisors (see below), whose sum is σ = 1249695744. Its totient is φ = 1232602920.

The previous prime is 1241143439. The next prime is 1241143459. The reversal of 1241143451 is 1543411421.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1241143451 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1241143451.

It is not an unprimeable number, because it can be changed into a prime (1241143459) 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, 342290 + ... + 345896.

It is an arithmetic number, because the mean of its divisors is an integer number (156211968).

Almost surely, 2^1241143451 is an apocalyptic number.

1241143451 is a deficient number, since it is larger than the sum of its proper divisors (8552293).

1241143451 is a wasteful number, since it uses less digits than its factorization.

1241143451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5881.

The product of its digits is 1920, while the sum is 26.

The square root of 1241143451 is about 35229.8658952883. The cubic root of 1241143451 is about 1074.6671985134.

Adding to 1241143451 its reverse (1543411421), we get a palindrome (2784554872).

The spelling of 1241143451 in words is "one billion, two hundred forty-one million, one hundred forty-three thousand, four hundred fifty-one".