4351113015121 has 2 divisors, whose sum is σ = 4351113015122. Its totient is φ = 4351113015120.

The previous prime is 4351113015107. The next prime is 4351113015127. The reversal of 4351113015121 is 1215103111534.

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., 4057549520896 + 293563494225 = 2014336^2 + 541815^2 .

It is a cyclic number.

It is not a de Polignac number, because 4351113015121 - 2¹¹ = 4351113013073 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4351113015121.

It is not a weakly prime, because it can be changed into another prime (4351113015127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2175556507560 + 2175556507561.

It is an arithmetic number, because the mean of its divisors is an integer number (2175556507561).

Almost surely, 2^{4351113015121} is an apocalyptic number.

It is an amenable number.

4351113015121 is a deficient number, since it is larger than the sum of its proper divisors (1).

4351113015121 is an equidigital number, since it uses as much as digits as its factorization.

4351113015121 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1800, while the sum is 28.

Adding to 4351113015121 its reverse (1215103111534), we get a palindrome (5566216126655).

The spelling of 4351113015121 in words is "four trillion, three hundred fifty-one billion, one hundred thirteen million, fifteen thousand, one hundred twenty-one".