5172157041 has 4 divisors (see below), whose sum is σ = 6896209392. Its totient is φ = 3448104692.

The previous prime is 5172157037. The next prime is 5172157043. The reversal of 5172157041 is 1407512715.

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 5172157041 - 2² = 5172157037 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5172156993 and 5172157011.

It is not an unprimeable number, because it can be changed into a prime (5172157043) 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, 862026171 + ... + 862026176.

It is an arithmetic number, because the mean of its divisors is an integer number (1724052348).

Almost surely, 2^5172157041 is an apocalyptic number.

It is an amenable number.

5172157041 is a deficient number, since it is larger than the sum of its proper divisors (1724052351).

5172157041 is a wasteful number, since it uses less digits than its factorization.

5172157041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1724052350.

The product of its (nonzero) digits is 9800, while the sum is 33.

The square root of 5172157041 is about 71917.7102040937. The cubic root of 5172157041 is about 1729.3805394625.

Adding to 5172157041 its reverse (1407512715), we get a palindrome (6579669756).

The spelling of 5172157041 in words is "five billion, one hundred seventy-two million, one hundred fifty-seven thousand, forty-one".