4004201145 has 32 divisors (see below), whose sum is σ = 7460128512. Its totient is φ = 1795951872.

The previous prime is 4004201141. The next prime is 4004201171. The reversal of 4004201145 is 5411024004.

It is a happy number.

It is not a de Polignac number, because 4004201145 - 2² = 4004201141 is a prime.

It is a super-2 number, since 2×4004201145² = 32067253619238622050, which contains 22 as substring.

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

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (4004201141) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 354202 + ... + 365331.

It is an arithmetic number, because the mean of its divisors is an integer number (233129016).

Almost surely, 2^4004201145 is an apocalyptic number.

It is an amenable number.

4004201145 is a deficient number, since it is larger than the sum of its proper divisors (3455927367).

4004201145 is a wasteful number, since it uses less digits than its factorization.

4004201145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 719601.

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

The square root of 4004201145 is about 63278.7574546151. The cubic root of 4004201145 is about 1587.9565993517.

Adding to 4004201145 its reverse (5411024004), we get a palindrome (9415225149).

The spelling of 4004201145 in words is "four billion, four million, two hundred one thousand, one hundred forty-five".