515150047 has 2 divisors, whose sum is σ = 515150048. Its totient is φ = 515150046.

The previous prime is 515150039. The next prime is 515150057. The reversal of 515150047 is 740051515.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 515150047 - 2³ = 515150039 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 515149997 and 515150024.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (515150057) 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, 257575023 + 257575024.

It is an arithmetic number, because the mean of its divisors is an integer number (257575024).

Almost surely, 2^515150047 is an apocalyptic number.

515150047 is a deficient number, since it is larger than the sum of its proper divisors (1).

515150047 is an equidigital number, since it uses as much as digits as its factorization.

515150047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3500, while the sum is 28.

The square root of 515150047 is about 22696.9171254600. The cubic root of 515150047 is about 801.6372962693.

The spelling of 515150047 in words is "five hundred fifteen million, one hundred fifty thousand, forty-seven".