494754019 has 2 divisors, whose sum is σ = 494754020. Its totient is φ = 494754018.

The previous prime is 494753969. The next prime is 494754023. The reversal of 494754019 is 910457494.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 494754019 - 2¹³ = 494745827 is a prime.

It is a super-2 number, since 2×494754019² = 489563078633304722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (494754049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 247377009 + 247377010.

It is an arithmetic number, because the mean of its divisors is an integer number (247377010).

Almost surely, 2^494754019 is an apocalyptic number.

494754019 is a deficient number, since it is larger than the sum of its proper divisors (1).

494754019 is an equidigital number, since it uses as much as digits as its factorization.

494754019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 181440, while the sum is 43.

The square root of 494754019 is about 22243.0667624768. The cubic root of 494754019 is about 790.9149357952.

The spelling of 494754019 in words is "four hundred ninety-four million, seven hundred fifty-four thousand, nineteen".