1241520133031 has 4 divisors (see below), whose sum is σ = 1244322661992. Its totient is φ = 1238717604072.

The previous prime is 1241520133027. The next prime is 1241520133151. The reversal of 1241520133031 is 1303310251421.

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

It is a cyclic number.

It is not a de Polignac number, because 1241520133031 - 2² = 1241520133027 is a prime.

It is a super-2 number, since 2×1241520133031² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1241520033031) 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 3 ways as a sum of consecutive naturals, for example, 1401263816 + ... + 1401264701.

It is an arithmetic number, because the mean of its divisors is an integer number (311080665498).

Almost surely, 2^{1241520133031} is an apocalyptic number.

1241520133031 is a deficient number, since it is larger than the sum of its proper divisors (2802528961).

1241520133031 is an equidigital number, since it uses as much as digits as its factorization.

1241520133031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2802528960.

The product of its (nonzero) digits is 2160, while the sum is 26.

Adding to 1241520133031 its reverse (1303310251421), we get a palindrome (2544830384452).

The spelling of 1241520133031 in words is "one trillion, two hundred forty-one billion, five hundred twenty million, one hundred thirty-three thousand, thirty-one".