5105997 has 30 divisors (see below), whose sum is σ = 8281482. Its totient is φ = 3133728.

The previous prime is 5105993. The next prime is 5105999. The reversal of 5105997 is 7995015.

It is a happy number.

5105997 is a `hidden beast` number, since 510 + 59 + 97 = 666.

It can be written as a sum of positive squares in 3 ways, for example, as 2916 + 5103081 = 54^2 + 2259^2 .

It is not a de Polignac number, because 5105997 - 2² = 5105993 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5105993) 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 in 29 ways as a sum of consecutive naturals, for example, 13503 + ... + 13875.

Almost surely, 2^5105997 is an apocalyptic number.

It is an amenable number.

5105997 is a deficient number, since it is larger than the sum of its proper divisors (3175485).

5105997 is a wasteful number, since it uses less digits than its factorization.

5105997 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 411 (or 389 counting only the distinct ones).

The product of its (nonzero) digits is 14175, while the sum is 36.

The square root of 5105997 is about 2259.6453261519. The cubic root of 5105997 is about 172.1975038791.

The spelling of 5105997 in words is "five million, one hundred five thousand, nine hundred ninety-seven".