1112020319 has 4 divisors (see below), whose sum is σ = 1123484544. Its totient is φ = 1100556096.

The previous prime is 1112020309. The next prime is 1112020367. The reversal of 1112020319 is 9130202111.

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

It is a cyclic number.

It is not a de Polignac number, because 1112020319 - 2²⁴ = 1095243103 is a prime.

It is a super-2 number, since 2×1112020319² = 2473178379737723522, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1112020319.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1112020309) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5731967 + ... + 5732160.

It is an arithmetic number, because the mean of its divisors is an integer number (280871136).

Almost surely, 2^1112020319 is an apocalyptic number.

1112020319 is a deficient number, since it is larger than the sum of its proper divisors (11464225).

1112020319 is an equidigital number, since it uses as much as digits as its factorization.

1112020319 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11464224.

The product of its (nonzero) digits is 108, while the sum is 20.

The square root of 1112020319 is about 33346.9686628335. The cubic root of 1112020319 is about 1036.0266036584.

The spelling of 1112020319 in words is "one billion, one hundred twelve million, twenty thousand, three hundred nineteen".