4100402145 has 16 divisors (see below), whose sum is σ = 7497878400. Its totient is φ = 1874469504.

The previous prime is 4100402129. The next prime is 4100402149. The reversal of 4100402145 is 5412040014.

It is a happy number.

It is not a de Polignac number, because 4100402145 - 2⁴ = 4100402129 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (4100402149) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19525620 + ... + 19525829.

It is an arithmetic number, because the mean of its divisors is an integer number (468617400).

Almost surely, 2^4100402145 is an apocalyptic number.

It is an amenable number.

4100402145 is a deficient number, since it is larger than the sum of its proper divisors (3397476255).

4100402145 is a wasteful number, since it uses less digits than its factorization.

4100402145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39051464.

The product of its (nonzero) digits is 640, while the sum is 21.

The square root of 4100402145 is about 64034.3825222044. The cubic root of 4100402145 is about 1600.5729907401.

Adding to 4100402145 its reverse (5412040014), we get a palindrome (9512442159).

The spelling of 4100402145 in words is "four billion, one hundred million, four hundred two thousand, one hundred forty-five".