11056267537 has 6 divisors (see below), whose sum is σ = 12861372498. Its totient is φ = 9476800704.

The previous prime is 11056267529. The next prime is 11056267549. The reversal of 11056267537 is 73576265011.

It can be written as a sum of positive squares in only one way, i.e., 9808129296 + 1248138241 = 99036^2 + 35329^2 .

It is not a de Polignac number, because 11056267537 - 2³ = 11056267529 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11056267493 and 11056267502.

It is not an unprimeable number, because it can be changed into a prime (11056267567) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 112819008 + ... + 112819105.

It is an arithmetic number, because the mean of its divisors is an integer number (2143562083).

Almost surely, 2^11056267537 is an apocalyptic number.

It is an amenable number.

11056267537 is a deficient number, since it is larger than the sum of its proper divisors (1805104961).

11056267537 is an equidigital number, since it uses as much as digits as its factorization.

11056267537 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 225638127 (or 225638120 counting only the distinct ones).

The product of its (nonzero) digits is 264600, while the sum is 43.

The spelling of 11056267537 in words is "eleven billion, fifty-six million, two hundred sixty-seven thousand, five hundred thirty-seven".