55916339 has 2 divisors, whose sum is σ = 55916340. Its totient is φ = 55916338.

The previous prime is 55916303. The next prime is 55916351. The reversal of 55916339 is 93361955.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 55916339 - 2¹⁶ = 55850803 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 55916296 and 55916305.

It is not a weakly prime, because it can be changed into another prime (55916389) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27958169 + 27958170.

It is an arithmetic number, because the mean of its divisors is an integer number (27958170).

Almost surely, 2^55916339 is an apocalyptic number.

55916339 is a deficient number, since it is larger than the sum of its proper divisors (1).

55916339 is an equidigital number, since it uses as much as digits as its factorization.

55916339 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 109350, while the sum is 41.

The square root of 55916339 is about 7477.7228485683. The cubic root of 55916339 is about 382.3956204856.

The spelling of 55916339 in words is "fifty-five million, nine hundred sixteen thousand, three hundred thirty-nine".