6181147601 has 4 divisors (see below), whose sum is σ = 6187675632. Its totient is φ = 6174619572.

The previous prime is 6181147597. The next prime is 6181147603. The reversal of 6181147601 is 1067411816.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 6181147601 - 2² = 6181147597 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6181147603) 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 3 ways as a sum of consecutive naturals, for example, 3262595 + ... + 3264488.

It is an arithmetic number, because the mean of its divisors is an integer number (1546918908).

Almost surely, 2^6181147601 is an apocalyptic number.

It is an amenable number.

6181147601 is a deficient number, since it is larger than the sum of its proper divisors (6528031).

6181147601 is an equidigital number, since it uses as much as digits as its factorization.

6181147601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6528030.

The product of its (nonzero) digits is 8064, while the sum is 35.

The square root of 6181147601 is about 78620.2747451317. The cubic root of 6181147601 is about 1835.2266399602.

The spelling of 6181147601 in words is "six billion, one hundred eighty-one million, one hundred forty-seven thousand, six hundred one".