1224103019 has 2 divisors, whose sum is σ = 1224103020. Its totient is φ = 1224103018.

The previous prime is 1224103009. The next prime is 1224103057. The reversal of 1224103019 is 9103014221.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1224103019 is a prime.

It is a super-2 number, since 2×1224103019² = 2996856402249828722, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1224102985 and 1224103003.

It is not a weakly prime, because it can be changed into another prime (1224103009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 612051509 + 612051510.

It is an arithmetic number, because the mean of its divisors is an integer number (612051510).

Almost surely, 2^1224103019 is an apocalyptic number.

1224103019 is a deficient number, since it is larger than the sum of its proper divisors (1).

1224103019 is an equidigital number, since it uses as much as digits as its factorization.

1224103019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 23.

The square root of 1224103019 is about 34987.1836391556. The cubic root of 1224103019 is about 1069.7262580372.

The spelling of 1224103019 in words is "one billion, two hundred twenty-four million, one hundred three thousand, nineteen".