493900051 has 2 divisors, whose sum is σ = 493900052. Its totient is φ = 493900050.

The previous prime is 493900027. The next prime is 493900067. The reversal of 493900051 is 150009394.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 493900051 - 2⁵ = 493900019 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 493899986 and 493900022.

It is not a weakly prime, because it can be changed into another prime (493900651) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 246950025 + 246950026.

It is an arithmetic number, because the mean of its divisors is an integer number (246950026).

Almost surely, 2^493900051 is an apocalyptic number.

493900051 is a deficient number, since it is larger than the sum of its proper divisors (1).

493900051 is an equidigital number, since it uses as much as digits as its factorization.

493900051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4860, while the sum is 31.

The square root of 493900051 is about 22223.8621980969. The cubic root of 493900051 is about 790.4596219809.

The spelling of 493900051 in words is "four hundred ninety-three million, nine hundred thousand, fifty-one".