1005135179 has 2 divisors, whose sum is σ = 1005135180. Its totient is φ = 1005135178.

The previous prime is 1005135101. The next prime is 1005135193. The reversal of 1005135179 is 9715315001.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1005135179 - 2¹⁶ = 1005069643 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (1005135199) 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, 502567589 + 502567590.

It is an arithmetic number, because the mean of its divisors is an integer number (502567590).

Almost surely, 2^1005135179 is an apocalyptic number.

1005135179 is a deficient number, since it is larger than the sum of its proper divisors (1).

1005135179 is an equidigital number, since it uses as much as digits as its factorization.

1005135179 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4725, while the sum is 32.

The square root of 1005135179 is about 31703.8669408008. The cubic root of 1005135179 is about 1001.7088046567.

The spelling of 1005135179 in words is "one billion, five million, one hundred thirty-five thousand, one hundred seventy-nine".