1017049819 has 2 divisors, whose sum is σ = 1017049820. Its totient is φ = 1017049818.

The previous prime is 1017049793. The next prime is 1017049853. The reversal of 1017049819 is 9189407101.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1017049819 - 2²¹ = 1014952667 is a prime.

It is a super-2 number, since 2×1017049819² = 2068780668655865522, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1017049219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 508524909 + 508524910.

It is an arithmetic number, because the mean of its divisors is an integer number (508524910).

Almost surely, 2^1017049819 is an apocalyptic number.

1017049819 is a deficient number, since it is larger than the sum of its proper divisors (1).

1017049819 is an equidigital number, since it uses as much as digits as its factorization.

1017049819 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18144, while the sum is 40.

The square root of 1017049819 is about 31891.2185248541. The cubic root of 1017049819 is about 1005.6512759190.

The spelling of 1017049819 in words is "one billion, seventeen million, forty-nine thousand, eight hundred nineteen".