10551131 has 4 divisors (see below), whose sum is σ = 10563672. Its totient is φ = 10538592.

The previous prime is 10551127. The next prime is 10551139. The reversal of 10551131 is 13115501.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 10551131 - 2² = 10551127 is a prime.

It is a super-2 number, since 2×10551131² = 222652730758322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10551139) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4910 + ... + 6723.

It is an arithmetic number, because the mean of its divisors is an integer number (2640918).

Almost surely, 2^10551131 is an apocalyptic number.

10551131 is a deficient number, since it is larger than the sum of its proper divisors (12541).

10551131 is an equidigital number, since it uses as much as digits as its factorization.

10551131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12540.

The product of its (nonzero) digits is 75, while the sum is 17.

The square root of 10551131 is about 3248.2504521665. The cubic root of 10551131 is about 219.3308247563.

Adding to 10551131 its reverse (13115501), we get a palindrome (23666632).

The spelling of 10551131 in words is "ten million, five hundred fifty-one thousand, one hundred thirty-one".