4003252101 has 36 divisors (see below), whose sum is σ = 6115786092. Its totient is φ = 2523007872.

The previous prime is 4003252087. The next prime is 4003252103. The reversal of 4003252101 is 1012523004.

4003252101 is a `hidden beast` number, since 400 + 3 + 252 + 10 + 1 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 107619876 + 3895632225 = 10374^2 + 62415^2 .

It is not a de Polignac number, because 4003252101 - 2³⁰ = 2929510277 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4003252103) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 2003635 + ... + 2005631.

It is an arithmetic number, because the mean of its divisors is an integer number (169882947).

Almost surely, 2^4003252101 is an apocalyptic number.

It is an amenable number.

4003252101 is a deficient number, since it is larger than the sum of its proper divisors (2112533991).

4003252101 is a wasteful number, since it uses less digits than its factorization.

4003252101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2658 (or 2636 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 4003252101 is about 63271.2580955998. The cubic root of 4003252101 is about 1587.8311344790.

Adding to 4003252101 its reverse (1012523004), we get a palindrome (5015775105).

The spelling of 4003252101 in words is "four billion, three million, two hundred fifty-two thousand, one hundred one".