2105525501 has 8 divisors (see below), whose sum is σ = 2198067840. Its totient is φ = 2013066352.

The previous prime is 2105525453. The next prime is 2105525503. The reversal of 2105525501 is 1055255012.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2105525501 - 2⁶ = 2105525437 is a prime.

It is a super-2 number, since 2×2105525501² = 8866475270722602002, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2105525503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34040 + ... + 73278.

It is an arithmetic number, because the mean of its divisors is an integer number (274758480).

Almost surely, 2^2105525501 is an apocalyptic number.

It is an amenable number.

2105525501 is a deficient number, since it is larger than the sum of its proper divisors (92542339).

2105525501 is a wasteful number, since it uses less digits than its factorization.

2105525501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41595.

The product of its (nonzero) digits is 2500, while the sum is 26.

The square root of 2105525501 is about 45886.0055027674. The cubic root of 2105525501 is about 1281.7013307890.

The spelling of 2105525501 in words is "two billion, one hundred five million, five hundred twenty-five thousand, five hundred one".