1166527250 has 128 divisors (see below), whose sum is σ = 2673575424. Its totient is φ = 372019200.

The previous prime is 1166527237. The next prime is 1166527259. The reversal of 1166527250 is 527256611.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1166527250.

It is not an unprimeable number, because it can be changed into a prime (1166527259) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3361577 + ... + 3361923.

It is an arithmetic number, because the mean of its divisors is an integer number (20887308).

Almost surely, 2^1166527250 is an apocalyptic number.

1166527250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1166527250 is an abundant number, since it is smaller than the sum of its proper divisors (1507048174).

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

1166527250 is a wasteful number, since it uses less digits than its factorization.

1166527250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 501 (or 491 counting only the distinct ones).

The product of its (nonzero) digits is 25200, while the sum is 35.

The square root of 1166527250 is about 34154.4616411970. The cubic root of 1166527250 is about 1052.6846643294.

The spelling of 1166527250 in words is "one billion, one hundred sixty-six million, five hundred twenty-seven thousand, two hundred fifty".