1190120566 has 16 divisors (see below), whose sum is σ = 1864977408. Its totient is φ = 568924200.

The previous prime is 1190120563. The next prime is 1190120567. The reversal of 1190120566 is 6650210911.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1190120563) 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 7 ways as a sum of consecutive naturals, for example, 110490 + ... + 120781.

It is an arithmetic number, because the mean of its divisors is an integer number (116561088).

Almost surely, 2^1190120566 is an apocalyptic number.

1190120566 is a deficient number, since it is larger than the sum of its proper divisors (674856842).

1190120566 is a wasteful number, since it uses less digits than its factorization.

1190120566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 231387.

The product of its (nonzero) digits is 3240, while the sum is 31.

The square root of 1190120566 is about 34498.1240939272. The cubic root of 1190120566 is about 1059.7342890422.

The spelling of 1190120566 in words is "one billion, one hundred ninety million, one hundred twenty thousand, five hundred sixty-six".