11551007 has 8 divisors (see below), whose sum is σ = 13171536. Its totient is φ = 10035072.

The previous prime is 11550997. The next prime is 11551013. The reversal of 11551007 is 70015511.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11551007 - 2⁶ = 11550943 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11551007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11551207) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25913 + ... + 26354.

It is an arithmetic number, because the mean of its divisors is an integer number (1646442).

Almost surely, 2^11551007 is an apocalyptic number.

11551007 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

11551007 is a deficient number, since it is larger than the sum of its proper divisors (1620529).

11551007 is a wasteful number, since it uses less digits than its factorization.

11551007 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52297.

The product of its (nonzero) digits is 175, while the sum is 20.

The square root of 11551007 is about 3398.6772426931. The cubic root of 11551007 is about 226.0510952945.

Adding to 11551007 its reverse (70015511), we get a palindrome (81566518).

The spelling of 11551007 in words is "eleven million, five hundred fifty-one thousand, seven".