1119367890 has 64 divisors (see below), whose sum is σ = 3160581120. Its totient is φ = 280938240.

The previous prime is 1119367889. The next prime is 1119367891. The reversal of 1119367890 is 987639111.

It is an interprime number because it is at equal distance from previous prime (1119367889) and next prime (1119367891).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (1119367891) 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 31 ways as a sum of consecutive naturals, for example, 117346 + ... + 126525.

It is an arithmetic number, because the mean of its divisors is an integer number (49384080).

Almost surely, 2^1119367890 is an apocalyptic number.

1119367890 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1119367890 is an abundant number, since it is smaller than the sum of its proper divisors (2041213230).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1119367890 is a wasteful number, since it uses less digits than its factorization.

1119367890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 243904 (or 243898 counting only the distinct ones).

The product of its (nonzero) digits is 81648, while the sum is 45.

The square root of 1119367890 is about 33456.9557790305. The cubic root of 1119367890 is about 1038.3034129226.

The spelling of 1119367890 in words is "one billion, one hundred nineteen million, three hundred sixty-seven thousand, eight hundred ninety".