515736097 has 2 divisors, whose sum is σ = 515736098. Its totient is φ = 515736096.

The previous prime is 515736077. The next prime is 515736101. The reversal of 515736097 is 790637515.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 514200976 + 1535121 = 22676^2 + 1239^2 .

It is a cyclic number.

It is not a de Polignac number, because 515736097 - 2¹⁵ = 515703329 is a prime.

It is not a weakly prime, because it can be changed into another prime (515736017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 257868048 + 257868049.

It is an arithmetic number, because the mean of its divisors is an integer number (257868049).

Almost surely, 2^515736097 is an apocalyptic number.

It is an amenable number.

515736097 is a deficient number, since it is larger than the sum of its proper divisors (1).

515736097 is an equidigital number, since it uses as much as digits as its factorization.

515736097 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 198450, while the sum is 43.

The square root of 515736097 is about 22709.8237994045. The cubic root of 515736097 is about 801.9411698689.

The spelling of 515736097 in words is "five hundred fifteen million, seven hundred thirty-six thousand, ninety-seven".