1159990114 has 4 divisors (see below), whose sum is σ = 1739985174. Its totient is φ = 579995056.

The previous prime is 1159990063. The next prime is 1159990129. The reversal of 1159990114 is 4110999511.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4110999511 = 199 ⋅20658289.

It can be written as a sum of positive squares in only one way, i.e., 838971225 + 321018889 = 28965^2 + 17917^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 289997527 + ... + 289997530.

Almost surely, 2^1159990114 is an apocalyptic number.

1159990114 is a deficient number, since it is larger than the sum of its proper divisors (579995060).

1159990114 is an equidigital number, since it uses as much as digits as its factorization.

1159990114 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 579995059.

The product of its (nonzero) digits is 14580, while the sum is 40.

The square root of 1159990114 is about 34058.6276000663. The cubic root of 1159990114 is about 1050.7145896068.

The spelling of 1159990114 in words is "one billion, one hundred fifty-nine million, nine hundred ninety thousand, one hundred fourteen".