3117623 has 2 divisors, whose sum is σ = 3117624. Its totient is φ = 3117622.

The previous prime is 3117601. The next prime is 3117637. The reversal of 3117623 is 3267113.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (3267113) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3117623 - 2⁶ = 3117559 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3117683) 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, 1558811 + 1558812.

It is an arithmetic number, because the mean of its divisors is an integer number (1558812).

Almost surely, 2^3117623 is an apocalyptic number.

3117623 is a deficient number, since it is larger than the sum of its proper divisors (1).

3117623 is an equidigital number, since it uses as much as digits as its factorization.

3117623 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 756, while the sum is 23.

The square root of 3117623 is about 1765.6791894339. The cubic root of 3117623 is about 146.0857537132.

It can be divided in two parts, 311 and 7623, that multiplied together give a triangular number (2370753 = T₂₁₇₇).

The spelling of 3117623 in words is "three million, one hundred seventeen thousand, six hundred twenty-three".