5131642601 has 4 divisors (see below), whose sum is σ = 5137120212. Its totient is φ = 5126164992.

The previous prime is 5131642553. The next prime is 5131642609. The reversal of 5131642601 is 1062461315.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 412090000 + 4719552601 = 20300^2 + 68699^2 .

It is a cyclic number.

It is not a de Polignac number, because 5131642601 - 2¹⁰ = 5131641577 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5131642609) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2737400 + ... + 2739273.

It is an arithmetic number, because the mean of its divisors is an integer number (1284280053).

Almost surely, 2^5131642601 is an apocalyptic number.

It is an amenable number.

5131642601 is a deficient number, since it is larger than the sum of its proper divisors (5477611).

5131642601 is an equidigital number, since it uses as much as digits as its factorization.

5131642601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5477610.

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 5131642601 is about 71635.4842309313. The cubic root of 5131642601 is about 1724.8531809230.

The spelling of 5131642601 in words is "five billion, one hundred thirty-one million, six hundred forty-two thousand, six hundred one".