5155995 has 32 divisors (see below), whose sum is σ = 8995392. Its totient is φ = 2506752.

The previous prime is 5155993. The next prime is 5156017. The reversal of 5155995 is 5995515.

It is a happy number.

It is not a de Polignac number, because 5155995 - 2¹ = 5155993 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

5155995 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (5155993) 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 31 ways as a sum of consecutive naturals, for example, 26619 + ... + 26811.

It is an arithmetic number, because the mean of its divisors is an integer number (281106).

Almost surely, 2^5155995 is an apocalyptic number.

5155995 is a deficient number, since it is larger than the sum of its proper divisors (3839397).

5155995 is a wasteful number, since it uses less digits than its factorization.

5155995 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 351.

The product of its digits is 50625, while the sum is 39.

The square root of 5155995 is about 2270.6816157269. The cubic root of 5155995 is about 172.7577327713.

The spelling of 5155995 in words is "five million, one hundred fifty-five thousand, nine hundred ninety-five".