2102566153 has 4 divisors (see below), whose sum is σ = 2119121920. Its totient is φ = 2086010388.

The previous prime is 2102566111. The next prime is 2102566159. The reversal of 2102566153 is 3516652012.

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 a de Polignac number, because none of the positive numbers 2^k-2102566153 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2102566159) 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, 8277693 + ... + 8277946.

It is an arithmetic number, because the mean of its divisors is an integer number (529780480).

Almost surely, 2^2102566153 is an apocalyptic number.

It is an amenable number.

2102566153 is a deficient number, since it is larger than the sum of its proper divisors (16555767).

2102566153 is a wasteful number, since it uses less digits than its factorization.

2102566153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16555766.

The product of its (nonzero) digits is 10800, while the sum is 31.

The square root of 2102566153 is about 45853.7474259193. The cubic root of 2102566153 is about 1281.1005656915.

It can be divided in two parts, 21025 and 66153, that added together give a palindrome (87178).

The spelling of 2102566153 in words is "two billion, one hundred two million, five hundred sixty-six thousand, one hundred fifty-three".