1493614019 has 2 divisors, whose sum is σ = 1493614020. Its totient is φ = 1493614018.

The previous prime is 1493613977. The next prime is 1493614027. The reversal of 1493614019 is 9104163941.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1493614019 - 2²⁰ = 1492565443 is a prime.

It is a super-2 number, since 2×1493614019² = 4461765675506664722, which contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (1493614919) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 746807009 + 746807010.

It is an arithmetic number, because the mean of its divisors is an integer number (746807010).

Almost surely, 2^1493614019 is an apocalyptic number.

1493614019 is a deficient number, since it is larger than the sum of its proper divisors (1).

1493614019 is an equidigital number, since it uses as much as digits as its factorization.

1493614019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 23328, while the sum is 38.

The square root of 1493614019 is about 38647.3028683762. The cubic root of 1493614019 is about 1143.0874599187.

The spelling of 1493614019 in words is "one billion, four hundred ninety-three million, six hundred fourteen thousand, nineteen".