5135569 has 2 divisors, whose sum is σ = 5135570. Its totient is φ = 5135568.

The previous prime is 5135539. The next prime is 5135573. The reversal of 5135569 is 9655315.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5121169 + 14400 = 2263^2 + 120^2 .

It is a cyclic number.

It is not a de Polignac number, because 5135569 - 2⁷ = 5135441 is a prime.

It is a super-2 number, since 2×5135569² = 52748137907522, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (5135539) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2567784 + 2567785.

It is an arithmetic number, because the mean of its divisors is an integer number (2567785).

Almost surely, 2^5135569 is an apocalyptic number.

It is an amenable number.

5135569 is a deficient number, since it is larger than the sum of its proper divisors (1).

5135569 is an equidigital number, since it uses as much as digits as its factorization.

5135569 is an evil number, because the sum of its binary digits is even.

The product of its digits is 20250, while the sum is 34.

The square root of 5135569 is about 2266.1793838970. The cubic root of 5135569 is about 172.5292983912.

The spelling of 5135569 in words is "five million, one hundred thirty-five thousand, five hundred sixty-nine".