1150520266 has 16 divisors (see below), whose sum is σ = 1994483520. Its totient is φ = 487539360.

The previous prime is 1150520249. The next prime is 1150520297. The reversal of 1150520266 is 6620250511.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 460440 + ... + 462931.

It is an arithmetic number, because the mean of its divisors is an integer number (124655220).

Almost surely, 2^1150520266 is an apocalyptic number.

1150520266 is a deficient number, since it is larger than the sum of its proper divisors (843963254).

1150520266 is an equidigital number, since it uses as much as digits as its factorization.

1150520266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 923469.

The product of its (nonzero) digits is 3600, while the sum is 28.

The square root of 1150520266 is about 33919.3199519094. The cubic root of 1150520266 is about 1047.8475227586.

Adding to 1150520266 its reverse (6620250511), we get a palindrome (7770770777).

The spelling of 1150520266 in words is "one billion, one hundred fifty million, five hundred twenty thousand, two hundred sixty-six".