11131040626 has 4 divisors (see below), whose sum is σ = 16696560942. Its totient is φ = 5565520312.

The previous prime is 11131040611. The next prime is 11131040639. The reversal of 11131040626 is 62604013111.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 62604013111 = 1783 ⋅35111617.

It can be written as a sum of positive squares in only one way, i.e., 11014292601 + 116748025 = 104949^2 + 10805^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 11131040626.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2782760155 + ... + 2782760158.

Almost surely, 2^11131040626 is an apocalyptic number.

11131040626 is a deficient number, since it is larger than the sum of its proper divisors (5565520316).

11131040626 is an equidigital number, since it uses as much as digits as its factorization.

11131040626 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5565520315.

The product of its (nonzero) digits is 864, while the sum is 25.

Adding to 11131040626 its reverse (62604013111), we get a palindrome (73735053737).

The spelling of 11131040626 in words is "eleven billion, one hundred thirty-one million, forty thousand, six hundred twenty-six".