11473282537 has 4 divisors (see below), whose sum is σ = 11689759620. Its totient is φ = 11256805456.

The previous prime is 11473282501. The next prime is 11473282567. The reversal of 11473282537 is 73528237411.

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

It can be written as a sum of positive squares in 2 ways, for example, as 6851866176 + 4621416361 = 82776^2 + 67981^2 .

It is a cyclic number.

It is not a de Polignac number, because 11473282537 - 2²³ = 11464893929 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11473282493 and 11473282502.

It is not an unprimeable number, because it can be changed into a prime (11473282567) 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, 108238462 + ... + 108238567.

It is an arithmetic number, because the mean of its divisors is an integer number (2922439905).

Almost surely, 2^11473282537 is an apocalyptic number.

It is an amenable number.

11473282537 is a deficient number, since it is larger than the sum of its proper divisors (216477083).

11473282537 is an equidigital number, since it uses as much as digits as its factorization.

11473282537 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 216477082.

The product of its digits is 282240, while the sum is 43.

The spelling of 11473282537 in words is "eleven billion, four hundred seventy-three million, two hundred eighty-two thousand, five hundred thirty-seven".