515142102229 has 2 divisors, whose sum is σ = 515142102230. Its totient is φ = 515142102228.

The previous prime is 515142102151. The next prime is 515142102283. The reversal of 515142102229 is 922201241515.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 502581744900 + 12560357329 = 708930^2 + 112073^2 .

It is a cyclic number.

It is not a de Polignac number, because 515142102229 - 2¹¹ = 515142100181 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 515142102194 and 515142102203.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (515142102289) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 257571051114 + 257571051115.

It is an arithmetic number, because the mean of its divisors is an integer number (257571051115).

Almost surely, 2^515142102229 is an apocalyptic number.

It is an amenable number.

515142102229 is a deficient number, since it is larger than the sum of its proper divisors (1).

515142102229 is an equidigital number, since it uses as much as digits as its factorization.

515142102229 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14400, while the sum is 34.

The spelling of 515142102229 in words is "five hundred fifteen billion, one hundred forty-two million, one hundred two thousand, two hundred twenty-nine".