512738089 has 2 divisors, whose sum is σ = 512738090. Its totient is φ = 512738088.

The previous prime is 512738077. The next prime is 512738101. The reversal of 512738089 is 980837215.

It is a balanced prime because it is at equal distance from previous prime (512738077) and next prime (512738101).

It can be written as a sum of positive squares in only one way, i.e., 478865689 + 33872400 = 21883^2 + 5820^2 .

It is a cyclic number.

It is not a de Polignac number, because 512738089 - 2⁷ = 512737961 is a prime.

It is a super-2 number, since 2×512738089² = 525800695822743842, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (512738029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 256369044 + 256369045.

It is an arithmetic number, because the mean of its divisors is an integer number (256369045).

Almost surely, 2^512738089 is an apocalyptic number.

It is an amenable number.

512738089 is a deficient number, since it is larger than the sum of its proper divisors (1).

512738089 is an equidigital number, since it uses as much as digits as its factorization.

512738089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 120960, while the sum is 43.

The square root of 512738089 is about 22643.7207410796. The cubic root of 512738089 is about 800.3842367772.

The spelling of 512738089 in words is "five hundred twelve million, seven hundred thirty-eight thousand, eighty-nine".