3540313115021 has 2 divisors, whose sum is σ = 3540313115022. Its totient is φ = 3540313115020.

The previous prime is 3540313114997. The next prime is 3540313115041. The reversal of 3540313115021 is 1205113130453.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3224340966025 + 315972148996 = 1795645^2 + 562114^2 .

It is an emirp because it is prime and its reverse (1205113130453) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3540313115021 - 2¹⁸ = 3540312852877 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3540313115041) 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 as a sum of consecutive naturals, namely, 1770156557510 + 1770156557511.

It is an arithmetic number, because the mean of its divisors is an integer number (1770156557511).

Almost surely, 2^{3540313115021} is an apocalyptic number.

It is an amenable number.

3540313115021 is a deficient number, since it is larger than the sum of its proper divisors (1).

3540313115021 is an equidigital number, since it uses as much as digits as its factorization.

3540313115021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5400, while the sum is 29.

Adding to 3540313115021 its reverse (1205113130453), we get a palindrome (4745426245474).

The spelling of 3540313115021 in words is "three trillion, five hundred forty billion, three hundred thirteen million, one hundred fifteen thousand, twenty-one".