514126021 has 2 divisors, whose sum is σ = 514126022. Its totient is φ = 514126020.

The previous prime is 514126009. The next prime is 514126027. The reversal of 514126021 is 120621415.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 357625921 + 156500100 = 18911^2 + 12510^2 .

It is a cyclic number.

It is not a de Polignac number, because 514126021 - 2²³ = 505737413 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 514125983 and 514126001.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (514126027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 257063010 + 257063011.

It is an arithmetic number, because the mean of its divisors is an integer number (257063011).

Almost surely, 2^514126021 is an apocalyptic number.

It is an amenable number.

514126021 is a deficient number, since it is larger than the sum of its proper divisors (1).

514126021 is an equidigital number, since it uses as much as digits as its factorization.

514126021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 480, while the sum is 22.

The square root of 514126021 is about 22674.3472011875. The cubic root of 514126021 is about 801.1057734812.

Adding to 514126021 its reverse (120621415), we get a palindrome (634747436).

The spelling of 514126021 in words is "five hundred fourteen million, one hundred twenty-six thousand, twenty-one".