5918623 has 2 divisors, whose sum is σ = 5918624. Its totient is φ = 5918622.

The previous prime is 5918603. The next prime is 5918657. The reversal of 5918623 is 3268195.

It is an a-pointer prime, because the next prime (5918657) can be obtained adding 5918623 to its sum of digits (34).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5918623 - 2⁹ = 5918111 is a prime.

It is a super-2 number, since 2×5918623² = 70060196432258, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5918603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2959311 + 2959312.

It is an arithmetic number, because the mean of its divisors is an integer number (2959312).

Almost surely, 2^5918623 is an apocalyptic number.

5918623 is a deficient number, since it is larger than the sum of its proper divisors (1).

5918623 is an equidigital number, since it uses as much as digits as its factorization.

5918623 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12960, while the sum is 34.

The square root of 5918623 is about 2432.8220239056. The cubic root of 5918623 is about 180.8868069164.

The spelling of 5918623 in words is "five million, nine hundred eighteen thousand, six hundred twenty-three".