1341025045541 has 2 divisors, whose sum is σ = 1341025045542. Its totient is φ = 1341025045540.

The previous prime is 1341025045537. The next prime is 1341025045543. The reversal of 1341025045541 is 1455405201431.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1254688976641 + 86336068900 = 1120129^2 + 293830^2 .

It is a cyclic number.

It is not a de Polignac number, because 1341025045541 - 2² = 1341025045537 is a prime.

It is a super-2 number, since 2×1341025045541² (a number of 25 digits) contains 22 as substring.

Together with 1341025045543, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1341025045543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 670512522770 + 670512522771.

It is an arithmetic number, because the mean of its divisors is an integer number (670512522771).

Almost surely, 2^{1341025045541} is an apocalyptic number.

It is an amenable number.

1341025045541 is a deficient number, since it is larger than the sum of its proper divisors (1).

1341025045541 is an equidigital number, since it uses as much as digits as its factorization.

1341025045541 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48000, while the sum is 35.

The spelling of 1341025045541 in words is "one trillion, three hundred forty-one billion, twenty-five million, forty-five thousand, five hundred forty-one".