1219412513019 has 8 divisors (see below), whose sum is σ = 1626020730880. Its totient is φ = 812872985256.

The previous prime is 1219412513009. The next prime is 1219412513023. The reversal of 1219412513019 is 9103152149121.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1219412513019 - 2⁸ = 1219412512763 is a prime.

It is a super-2 number, since 2×1219412513019² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1219412513009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17131087 + ... + 17202120.

It is an arithmetic number, because the mean of its divisors is an integer number (203252591360).

Almost surely, 2^{1219412513019} is an apocalyptic number.

1219412513019 is a deficient number, since it is larger than the sum of its proper divisors (406608217861).

1219412513019 is a wasteful number, since it uses less digits than its factorization.

1219412513019 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34345049.

The product of its (nonzero) digits is 19440, while the sum is 39.

The spelling of 1219412513019 in words is "one trillion, two hundred nineteen billion, four hundred twelve million, five hundred thirteen thousand, nineteen".