5155170061 has 4 divisors (see below), whose sum is σ = 5155594624. Its totient is φ = 5154745500.

The previous prime is 5155170047. The next prime is 5155170071. The reversal of 5155170061 is 1600715515.

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 5155170061 - 2¹⁹ = 5154645773 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5155170001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 193515 + ... + 218536.

It is an arithmetic number, because the mean of its divisors is an integer number (1288898656).

Almost surely, 2^5155170061 is an apocalyptic number.

It is an amenable number.

5155170061 is a deficient number, since it is larger than the sum of its proper divisors (424563).

5155170061 is a wasteful number, since it uses less digits than its factorization.

5155170061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 424562.

The product of its (nonzero) digits is 5250, while the sum is 31.

The square root of 5155170061 is about 71799.5129579581. The cubic root of 5155170061 is about 1727.4851875977.

Adding to 5155170061 its reverse (1600715515), we get a palindrome (6755885576).

The spelling of 5155170061 in words is "five billion, one hundred fifty-five million, one hundred seventy thousand, sixty-one".