1189770150 has 48 divisors (see below), whose sum is σ = 3030390864. Its totient is φ = 308695680.

The previous prime is 1189770149. The next prime is 1189770181. The reversal of 1189770150 is 510779811.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1189770099 and 1189770108.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 101637 + ... + 112736.

It is an arithmetic number, because the mean of its divisors is an integer number (63133143).

Almost surely, 2^1189770150 is an apocalyptic number.

1189770150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1189770150 is an abundant number, since it is smaller than the sum of its proper divisors (1840620714).

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

1189770150 is a wasteful number, since it uses less digits than its factorization.

1189770150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 214425 (or 214420 counting only the distinct ones).

The product of its (nonzero) digits is 17640, while the sum is 39.

The square root of 1189770150 is about 34493.0449511202. The cubic root of 1189770150 is about 1059.6302703645.

The spelling of 1189770150 in words is "one billion, one hundred eighty-nine million, seven hundred seventy thousand, one hundred fifty".