1047866419 has 2 divisors, whose sum is σ = 1047866420. Its totient is φ = 1047866418.

The previous prime is 1047866341. The next prime is 1047866423. The reversal of 1047866419 is 9146687401.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1047866419 - 2⁷ = 1047866291 is a prime.

It is a super-2 number, since 2×1047866419² = 2196048064135767122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1047866719) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 523933209 + 523933210.

It is an arithmetic number, because the mean of its divisors is an integer number (523933210).

Almost surely, 2^1047866419 is an apocalyptic number.

1047866419 is a deficient number, since it is larger than the sum of its proper divisors (1).

1047866419 is an equidigital number, since it uses as much as digits as its factorization.

1047866419 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 290304, while the sum is 46.

The square root of 1047866419 is about 32370.7648812937. The cubic root of 1047866419 is about 1015.7074569916.

The spelling of 1047866419 in words is "one billion, forty-seven million, eight hundred sixty-six thousand, four hundred nineteen".