1214045519 has 2 divisors, whose sum is σ = 1214045520. Its totient is φ = 1214045518.

The previous prime is 1214045509. The next prime is 1214045549. The reversal of 1214045519 is 9155404121.

It is a weak prime.

It is an emirp because it is prime and its reverse (9155404121) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1214045519 is a prime.

It is a super-2 number, since 2×1214045519² = 2947813044407958722, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1214045509) 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, 607022759 + 607022760.

It is an arithmetic number, because the mean of its divisors is an integer number (607022760).

Almost surely, 2^1214045519 is an apocalyptic number.

1214045519 is a deficient number, since it is larger than the sum of its proper divisors (1).

1214045519 is an equidigital number, since it uses as much as digits as its factorization.

1214045519 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7200, while the sum is 32.

The square root of 1214045519 is about 34843.1559850712. The cubic root of 1214045519 is about 1066.7884953405.

The spelling of 1214045519 in words is "one billion, two hundred fourteen million, forty-five thousand, five hundred nineteen".