1330405125241 has 4 divisors (see below), whose sum is σ = 1331427728484. Its totient is φ = 1329382522000.

The previous prime is 1330405125173. The next prime is 1330405125251. The reversal of 1330405125241 is 1425215040331.

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

It can be written as a sum of positive squares in 2 ways, for example, as 90531783225 + 1239873342016 = 300885^2 + 1113496^2 .

It is a cyclic number.

It is not a de Polignac number, because 1330405125241 - 2¹³ = 1330405117049 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1330405125251) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 511299670 + ... + 511302271.

It is an arithmetic number, because the mean of its divisors is an integer number (332856932121).

Almost surely, 2^{1330405125241} is an apocalyptic number.

It is an amenable number.

1330405125241 is a deficient number, since it is larger than the sum of its proper divisors (1022603243).

1330405125241 is a wasteful number, since it uses less digits than its factorization.

1330405125241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1022603242.

The product of its (nonzero) digits is 14400, while the sum is 31.

The spelling of 1330405125241 in words is "one trillion, three hundred thirty billion, four hundred five million, one hundred twenty-five thousand, two hundred forty-one".