55323007 has 2 divisors, whose sum is σ = 55323008. Its totient is φ = 55323006.

The previous prime is 55323001. The next prime is 55323011. The reversal of 55323007 is 70032355.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 55323007 - 2¹¹ = 55320959 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55323001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27661503 + 27661504.

It is an arithmetic number, because the mean of its divisors is an integer number (27661504).

Almost surely, 2^55323007 is an apocalyptic number.

55323007 is a deficient number, since it is larger than the sum of its proper divisors (1).

55323007 is an equidigital number, since it uses as much as digits as its factorization.

55323007 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3150, while the sum is 25.

The square root of 55323007 is about 7437.9437346622. The cubic root of 55323007 is about 381.0382663072.

The spelling of 55323007 in words is "fifty-five million, three hundred twenty-three thousand, seven".