5195606121 has 12 divisors (see below), whose sum is σ = 7610466240. Its totient is φ = 3414951960.

The previous prime is 5195606089. The next prime is 5195606153. The reversal of 5195606121 is 1216065915.

5195606121 is a `hidden beast` number, since 5 + 19 + 560 + 61 + 21 = 666.

It is an interprime number because it is at equal distance from previous prime (5195606089) and next prime (5195606153).

It is not a de Polignac number, because 5195606121 - 2⁵ = 5195606089 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5195606921) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4064781 + ... + 4066058.

It is an arithmetic number, because the mean of its divisors is an integer number (634205520).

Almost surely, 2^5195606121 is an apocalyptic number.

It is an amenable number.

5195606121 is a deficient number, since it is larger than the sum of its proper divisors (2414860119).

5195606121 is a wasteful number, since it uses less digits than its factorization.

5195606121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8130916 (or 8130913 counting only the distinct ones).

The product of its (nonzero) digits is 16200, while the sum is 36.

The square root of 5195606121 is about 72080.5530014858. The cubic root of 5195606121 is about 1731.9901052519.

The spelling of 5195606121 in words is "five billion, one hundred ninety-five million, six hundred six thousand, one hundred twenty-one".