9087131 has 2 divisors, whose sum is σ = 9087132. Its totient is φ = 9087130.

The previous prime is 9087119. The next prime is 9087157. The reversal of 9087131 is 1317809.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 9087131 - 2¹⁰ = 9086107 is a prime.

It is a super-2 number, since 2×9087131² = 165151899622322, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 9087094 and 9087103.

It is not a weakly prime, because it can be changed into another prime (9087161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4543565 + 4543566.

It is an arithmetic number, because the mean of its divisors is an integer number (4543566).

Almost surely, 2^9087131 is an apocalyptic number.

9087131 is a deficient number, since it is larger than the sum of its proper divisors (1).

9087131 is an equidigital number, since it uses as much as digits as its factorization.

9087131 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1512, while the sum is 29.

The square root of 9087131 is about 3014.4868551712. The cubic root of 9087131 is about 208.6774861383.

The spelling of 9087131 in words is "nine million, eighty-seven thousand, one hundred thirty-one".