1190384087 has 16 divisors (see below), whose sum is σ = 1235466240. Its totient is φ = 1146236832.

The previous prime is 1190384077. The next prime is 1190384099. The reversal of 1190384087 is 7804830911.

It is a cyclic number.

It is not a de Polignac number, because 1190384087 - 2⁴ = 1190384071 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1190384077) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1941593 + ... + 1942205.

It is an arithmetic number, because the mean of its divisors is an integer number (77216640).

Almost surely, 2^1190384087 is an apocalyptic number.

1190384087 is a deficient number, since it is larger than the sum of its proper divisors (45082153).

1190384087 is an equidigital number, since it uses as much as digits as its factorization.

1190384087 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1262.

The product of its (nonzero) digits is 48384, while the sum is 41.

The square root of 1190384087 is about 34501.9432351281. The cubic root of 1190384087 is about 1059.8125000622.

The spelling of 1190384087 in words is "one billion, one hundred ninety million, three hundred eighty-four thousand, eighty-seven".