1241396281033 has 16 divisors (see below), whose sum is σ = 1320660600336. Its totient is φ = 1162831196160.

The previous prime is 1241396281001. The next prime is 1241396281129. The reversal of 1241396281033 is 3301826931421.

It can be written as a sum of positive squares in 8 ways, for example, as 14807104 + 1241381473929 = 3848^2 + 1114173^2 .

It is a cyclic number.

It is not a de Polignac number, because 1241396281033 - 2⁵ = 1241396281001 is a prime.

It is a super-3 number, since 3×1241396281033³ (a number of 37 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1241396281933) 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, 6846735 + ... + 7025707.

It is an arithmetic number, because the mean of its divisors is an integer number (82541287521).

Almost surely, 2^{1241396281033} is an apocalyptic number.

It is an amenable number.

1241396281033 is a deficient number, since it is larger than the sum of its proper divisors (79264319303).

1241396281033 is a wasteful number, since it uses less digits than its factorization.

1241396281033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180924.

The product of its (nonzero) digits is 186624, while the sum is 43.

The spelling of 1241396281033 in words is "one trillion, two hundred forty-one billion, three hundred ninety-six million, two hundred eighty-one thousand, thirty-three".