2597216101 has 4 divisors (see below), whose sum is σ = 2597342272. Its totient is φ = 2597089932.

The previous prime is 2597216059. The next prime is 2597216117. The reversal of 2597216101 is 1016127952.

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 2597216101 - 2⁹ = 2597215589 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 (2597216131) 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, 24231 + ... + 76036.

It is an arithmetic number, because the mean of its divisors is an integer number (649335568).

Almost surely, 2^2597216101 is an apocalyptic number.

It is an amenable number.

2597216101 is a deficient number, since it is larger than the sum of its proper divisors (126171).

2597216101 is a wasteful number, since it uses less digits than its factorization.

2597216101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126170.

The product of its (nonzero) digits is 7560, while the sum is 34.

The square root of 2597216101 is about 50962.8894490883. The cubic root of 2597216101 is about 1374.5779158013.

The spelling of 2597216101 in words is "two billion, five hundred ninety-seven million, two hundred sixteen thousand, one hundred one".