11012631 has 8 divisors (see below), whose sum is σ = 16781184. Its totient is φ = 6292920.

The previous prime is 11012621. The next prime is 11012669. The reversal of 11012631 is 13621011.

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

It is not a de Polignac number, because 11012631 - 2⁶ = 11012567 is a prime.

It is a super-2 number, since 2×11012631² = 242556083084322, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11012631.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11012611) 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, 262185 + ... + 262226.

It is an arithmetic number, because the mean of its divisors is an integer number (2097648).

Almost surely, 2^11012631 is an apocalyptic number.

11012631 is a deficient number, since it is larger than the sum of its proper divisors (5768553).

11012631 is an equidigital number, since it uses as much as digits as its factorization.

11012631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 524421.

The product of its (nonzero) digits is 36, while the sum is 15.

The square root of 11012631 is about 3318.5284389319. The cubic root of 11012631 is about 222.4831010184.

Adding to 11012631 its reverse (13621011), we get a palindrome (24633642).

The spelling of 11012631 in words is "eleven million, twelve thousand, six hundred thirty-one".