513154069 has 2 divisors, whose sum is σ = 513154070. Its totient is φ = 513154068.

The previous prime is 513154013. The next prime is 513154097. The reversal of 513154069 is 960451315.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 510308100 + 2845969 = 22590^2 + 1687^2 .

It is a cyclic number.

It is not a de Polignac number, because 513154069 - 2⁷ = 513153941 is a prime.

It is a super-2 number, since 2×513154069² = 526654197062513522, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (513154009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 256577034 + 256577035.

It is an arithmetic number, because the mean of its divisors is an integer number (256577035).

Almost surely, 2^513154069 is an apocalyptic number.

It is an amenable number.

513154069 is a deficient number, since it is larger than the sum of its proper divisors (1).

513154069 is an equidigital number, since it uses as much as digits as its factorization.

513154069 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16200, while the sum is 34.

The square root of 513154069 is about 22652.9042067458. The cubic root of 513154069 is about 800.6006265510.

The spelling of 513154069 in words is "five hundred thirteen million, one hundred fifty-four thousand, sixty-nine".