55196723 has 2 divisors, whose sum is σ = 55196724. Its totient is φ = 55196722.

The previous prime is 55196717. The next prime is 55196731. The reversal of 55196723 is 32769155.

It is a happy number.

55196723 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 55196723 - 2⁴ = 55196707 is a prime.

It is not a weakly prime, because it can be changed into another prime (55196023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27598361 + 27598362.

It is an arithmetic number, because the mean of its divisors is an integer number (27598362).

Almost surely, 2^55196723 is an apocalyptic number.

55196723 is a deficient number, since it is larger than the sum of its proper divisors (1).

55196723 is an equidigital number, since it uses as much as digits as its factorization.

55196723 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 56700, while the sum is 38.

The square root of 55196723 is about 7429.4497104429. The cubic root of 55196723 is about 380.7481176042.

The spelling of 55196723 in words is "fifty-five million, one hundred ninety-six thousand, seven hundred twenty-three".