1494002819 has 2 divisors, whose sum is σ = 1494002820. Its totient is φ = 1494002818.

The previous prime is 1494002777. The next prime is 1494002863. The reversal of 1494002819 is 9182004941.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1494002819 - 2¹⁶ = 1493937283 is a prime.

It is a super-2 number, since 2×1494002819² = 4464088846359893522, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1494002899) 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, 747001409 + 747001410.

It is an arithmetic number, because the mean of its divisors is an integer number (747001410).

Almost surely, 2^1494002819 is an apocalyptic number.

1494002819 is a deficient number, since it is larger than the sum of its proper divisors (1).

1494002819 is an equidigital number, since it uses as much as digits as its factorization.

1494002819 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20736, while the sum is 38.

The square root of 1494002819 is about 38652.3326462970. The cubic root of 1494002819 is about 1143.1866363327.

The spelling of 1494002819 in words is "one billion, four hundred ninety-four million, two thousand, eight hundred nineteen".