1120000019 has 4 divisors (see below), whose sum is σ = 1168695696. Its totient is φ = 1071304344.

The previous prime is 1119999983. The next prime is 1120000031. The reversal of 1120000019 is 9100000211.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1120000019 is a prime.

It is a super-2 number, since 2×1120000019² = 2508800085120000722, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1119999958 and 1120000012.

It is not an unprimeable number, because it can be changed into a prime (1120000099) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24347804 + ... + 24347849.

It is an arithmetic number, because the mean of its divisors is an integer number (292173924).

Almost surely, 2^1120000019 is an apocalyptic number.

1120000019 is a deficient number, since it is larger than the sum of its proper divisors (48695677).

1120000019 is an equidigital number, since it uses as much as digits as its factorization.

1120000019 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48695676.

The product of its (nonzero) digits is 18, while the sum is 14.

The square root of 1120000019 is about 33466.4013452298. The cubic root of 1120000019 is about 1038.4988262427.

The spelling of 1120000019 in words is "one billion, one hundred twenty million, nineteen", and thus it is an aban number.