11132731 has 2 divisors, whose sum is σ = 11132732. Its totient is φ = 11132730.

The previous prime is 11132717. The next prime is 11132747. The reversal of 11132731 is 13723111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11132731 - 2⁵ = 11132699 is a prime.

It is a super-2 number, since 2×11132731² = 247875399036722, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11132699 and 11132708.

It is not a weakly prime, because it can be changed into another prime (11132831) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5566365 + 5566366.

It is an arithmetic number, because the mean of its divisors is an integer number (5566366).

Almost surely, 2^11132731 is an apocalyptic number.

11132731 is a deficient number, since it is larger than the sum of its proper divisors (1).

11132731 is an equidigital number, since it uses as much as digits as its factorization.

11132731 is an evil number, because the sum of its binary digits is even.

The product of its digits is 126, while the sum is 19.

The square root of 11132731 is about 3336.5747406584. The cubic root of 11132731 is about 223.2889535836.

Adding to 11132731 its reverse (13723111), we get a palindrome (24855842).

It can be divided in two parts, 1113 and 2731, that added together give a square (3844 = 62²).

The spelling of 11132731 in words is "eleven million, one hundred thirty-two thousand, seven hundred thirty-one".