5145965689 has 2 divisors, whose sum is σ = 5145965690. Its totient is φ = 5145965688.

The previous prime is 5145965611. The next prime is 5145965723. The reversal of 5145965689 is 9865695415.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4635567225 + 510398464 = 68085^2 + 22592^2 .

It is a cyclic number.

It is not a de Polignac number, because 5145965689 - 2¹³ = 5145957497 is a prime.

It is a super-3 number, since 3×5145965689³ (a number of 30 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (5145965609) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2572982844 + 2572982845.

It is an arithmetic number, because the mean of its divisors is an integer number (2572982845).

Almost surely, 2^5145965689 is an apocalyptic number.

It is an amenable number.

5145965689 is a deficient number, since it is larger than the sum of its proper divisors (1).

5145965689 is an equidigital number, since it uses as much as digits as its factorization.

5145965689 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11664000, while the sum is 58.

The square root of 5145965689 is about 71735.3865884892. The cubic root of 5145965689 is about 1726.4564540669.

The spelling of 5145965689 in words is "five billion, one hundred forty-five million, nine hundred sixty-five thousand, six hundred eighty-nine".