513202097 has 2 divisors, whose sum is σ = 513202098. Its totient is φ = 513202096.

The previous prime is 513202093. The next prime is 513202159. The reversal of 513202097 is 790202315.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 501580816 + 11621281 = 22396^2 + 3409^2 .

It is a cyclic number.

It is not a de Polignac number, because 513202097 - 2² = 513202093 is a prime.

It is not a weakly prime, because it can be changed into another prime (513202093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 256601048 + 256601049.

It is an arithmetic number, because the mean of its divisors is an integer number (256601049).

Almost surely, 2^513202097 is an apocalyptic number.

It is an amenable number.

513202097 is a deficient number, since it is larger than the sum of its proper divisors (1).

513202097 is an equidigital number, since it uses as much as digits as its factorization.

513202097 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3780, while the sum is 29.

The square root of 513202097 is about 22653.9642667680. The cubic root of 513202097 is about 800.6256028363.

The spelling of 513202097 in words is "five hundred thirteen million, two hundred two thousand, ninety-seven".