11287299000 has 64 divisors (see below), whose sum is σ = 35216382240. Its totient is φ = 3009945600.

The previous prime is 11287298993. The next prime is 11287299017. The reversal of 11287299000 is 99278211.

It is a self number, because there is not a number n which added to its sum of digits gives 11287299000.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1878217 + ... + 1884216.

Almost surely, 2^11287299000 is an apocalyptic number.

11287299000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11287299000 is an abundant number, since it is smaller than the sum of its proper divisors (23929083240).

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

11287299000 is a wasteful number, since it uses less digits than its factorization.

11287299000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3762457 (or 3762443 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 39.

The spelling of 11287299000 in words is "eleven billion, two hundred eighty-seven million, two hundred ninety-nine thousand".