55097039 has 2 divisors, whose sum is σ = 55097040. Its totient is φ = 55097038.

The previous prime is 55096961. The next prime is 55097041. The reversal of 55097039 is 93079055.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 55097039 - 2¹⁶ = 55031503 is a prime.

Together with 55097041, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 55096993 and 55097011.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55097059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27548519 + 27548520.

It is an arithmetic number, because the mean of its divisors is an integer number (27548520).

Almost surely, 2^55097039 is an apocalyptic number.

55097039 is a deficient number, since it is larger than the sum of its proper divisors (1).

55097039 is an equidigital number, since it uses as much as digits as its factorization.

55097039 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 42525, while the sum is 38.

The square root of 55097039 is about 7422.7379719346. The cubic root of 55097039 is about 380.5187720649.

The spelling of 55097039 in words is "fifty-five million, ninety-seven thousand, thirty-nine".