11150001 has 16 divisors (see below), whose sum is σ = 16571520. Its totient is φ = 7409520.

The previous prime is 11149973. The next prime is 11150021. The reversal of 11150001 is 10005111.

It is not a de Polignac number, because 11150001 - 2¹¹ = 11147953 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is not an unprimeable number, because it can be changed into a prime (11150021) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13171 + ... + 13991.

It is an arithmetic number, because the mean of its divisors is an integer number (1035720).

Almost surely, 2^11150001 is an apocalyptic number.

It is an amenable number.

11150001 is a deficient number, since it is larger than the sum of its proper divisors (5421519).

11150001 is an equidigital number, since it uses as much as digits as its factorization.

11150001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1333 (or 1327 counting only the distinct ones).

The product of its (nonzero) digits is 5, while the sum is 9.

The square root of 11150001 is about 3339.1617211510. The cubic root of 11150001 is about 223.4043552739.

Adding to 11150001 its reverse (10005111), we get a palindrome (21155112).

The spelling of 11150001 in words is "eleven million, one hundred fifty thousand, one".