514021121 has 2 divisors, whose sum is σ = 514021122. Its totient is φ = 514021120.

The previous prime is 514021087. The next prime is 514021153. The reversal of 514021121 is 121120415.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 336172225 + 177848896 = 18335^2 + 13336^2 .

It is a cyclic number.

It is not a de Polignac number, because 514021121 - 2¹⁸ = 513758977 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 514021121.

It is not a weakly prime, because it can be changed into another prime (514021621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 257010560 + 257010561.

It is an arithmetic number, because the mean of its divisors is an integer number (257010561).

Almost surely, 2^514021121 is an apocalyptic number.

It is an amenable number.

514021121 is a deficient number, since it is larger than the sum of its proper divisors (1).

514021121 is an equidigital number, since it uses as much as digits as its factorization.

514021121 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 80, while the sum is 17.

The square root of 514021121 is about 22672.0338964108. The cubic root of 514021121 is about 801.0512850819.

Adding to 514021121 its reverse (121120415), we get a palindrome (635141536).

The spelling of 514021121 in words is "five hundred fourteen million, twenty-one thousand, one hundred twenty-one".