1241451352331 has 4 divisors (see below), whose sum is σ = 1241697140664. Its totient is φ = 1241205564000.

The previous prime is 1241451352307. The next prime is 1241451352381. The reversal of 1241451352331 is 1332531541421.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1241451352331 is a prime.

It is a super-2 number, since 2×1241451352331² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1241451352291 and 1241451352300.

It is not an unprimeable number, because it can be changed into a prime (1241451352381) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 122886590 + ... + 122896691.

It is an arithmetic number, because the mean of its divisors is an integer number (310424285166).

Almost surely, 2^{1241451352331} is an apocalyptic number.

1241451352331 is a deficient number, since it is larger than the sum of its proper divisors (245788333).

1241451352331 is an equidigital number, since it uses as much as digits as its factorization.

1241451352331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 245788332.

The product of its digits is 43200, while the sum is 35.

Adding to 1241451352331 its reverse (1332531541421), we get a palindrome (2573982893752).

The spelling of 1241451352331 in words is "one trillion, two hundred forty-one billion, four hundred fifty-one million, three hundred fifty-two thousand, three hundred thirty-one".