516155141 has 2 divisors, whose sum is σ = 516155142. Its totient is φ = 516155140.

The previous prime is 516155119. The next prime is 516155201. The reversal of 516155141 is 141551615.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 321664225 + 194490916 = 17935^2 + 13946^2 .

It is a cyclic number.

It is not a de Polignac number, because 516155141 - 2⁶ = 516155077 is a prime.

It is a super-2 number, since 2×516155141² = 532832259161459762, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (516155741) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 258077570 + 258077571.

It is an arithmetic number, because the mean of its divisors is an integer number (258077571).

Almost surely, 2^516155141 is an apocalyptic number.

It is an amenable number.

516155141 is a deficient number, since it is larger than the sum of its proper divisors (1).

516155141 is an equidigital number, since it uses as much as digits as its factorization.

516155141 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3000, while the sum is 29.

The square root of 516155141 is about 22719.0479774131. The cubic root of 516155141 is about 802.1583078351.

The spelling of 516155141 in words is "five hundred sixteen million, one hundred fifty-five thousand, one hundred forty-one".