2517172007 has 16 divisors (see below), whose sum is σ = 2971545600. Its totient is φ = 2086585920.

The previous prime is 2517171991. The next prime is 2517172013. The reversal of 2517172007 is 7002717152.

It is a cyclic number.

It is not a de Polignac number, because 2517172007 - 2⁴ = 2517171991 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 (2517172027) 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 15 ways as a sum of consecutive naturals, for example, 439619 + ... + 445307.

It is an arithmetic number, because the mean of its divisors is an integer number (185721600).

Almost surely, 2^2517172007 is an apocalyptic number.

2517172007 is a deficient number, since it is larger than the sum of its proper divisors (454373593).

2517172007 is a wasteful number, since it uses less digits than its factorization.

2517172007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7766.

The product of its (nonzero) digits is 6860, while the sum is 32.

The square root of 2517172007 is about 50171.4262005776. The cubic root of 2517172007 is about 1360.3091870199.

Adding to 2517172007 its reverse (7002717152), we get a palindrome (9519889159).

The spelling of 2517172007 in words is "two billion, five hundred seventeen million, one hundred seventy-two thousand, seven".