4033021145 has 8 divisors (see below), whose sum is σ = 4905922056. Its totient is φ = 3182219136.

The previous prime is 4033021123. The next prime is 4033021177. The reversal of 4033021145 is 5411203304.

It can be written as a sum of positive squares in 4 ways, for example, as 1726236304 + 2306784841 = 41548^2 + 48029^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 4033021145 - 2²⁶ = 3965912281 is a prime.

It is a super-2 number, since 2×4033021145² = 32530519112034222050, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4033021145.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5524322 + ... + 5525051.

It is an arithmetic number, because the mean of its divisors is an integer number (613240257).

Almost surely, 2^4033021145 is an apocalyptic number.

It is an amenable number.

4033021145 is a deficient number, since it is larger than the sum of its proper divisors (872900911).

4033021145 is a wasteful number, since it uses less digits than its factorization.

4033021145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11049451.

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 4033021145 is about 63506.0717175925. The cubic root of 4033021145 is about 1591.7572367103.

Adding to 4033021145 its reverse (5411203304), we get a palindrome (9444224449).

The spelling of 4033021145 in words is "four billion, thirty-three million, twenty-one thousand, one hundred forty-five".