7312087 has 2 divisors, whose sum is σ = 7312088. Its totient is φ = 7312086.

The previous prime is 7312079. The next prime is 7312099. The reversal of 7312087 is 7802137.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 7312087 - 2³ = 7312079 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7312007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3656043 + 3656044.

It is an arithmetic number, because the mean of its divisors is an integer number (3656044).

Almost surely, 2^7312087 is an apocalyptic number.

7312087 is a deficient number, since it is larger than the sum of its proper divisors (1).

7312087 is an equidigital number, since it uses as much as digits as its factorization.

7312087 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2352, while the sum is 28.

The square root of 7312087 is about 2704.0870917927. The cubic root of 7312087 is about 194.0947477102.

The spelling of 7312087 in words is "seven million, three hundred twelve thousand, eighty-seven".