4011021345 has 8 divisors (see below), whose sum is σ = 6417634176. Its totient is φ = 2139211376.

The previous prime is 4011021337. The next prime is 4011021403. The reversal of 4011021345 is 5431201104.

4011021345 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 4011021345 - 2³ = 4011021337 is a prime.

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, 133700697 + ... + 133700726.

It is an arithmetic number, because the mean of its divisors is an integer number (802204272).

Almost surely, 2^4011021345 is an apocalyptic number.

It is an amenable number.

4011021345 is a deficient number, since it is larger than the sum of its proper divisors (2406612831).

4011021345 is a wasteful number, since it uses less digits than its factorization.

4011021345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 267401431.

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 4011021345 is about 63332.6246495438. The cubic root of 4011021345 is about 1588.8576561953.

Adding to 4011021345 its reverse (5431201104), we get a palindrome (9442222449).

The spelling of 4011021345 in words is "four billion, eleven million, twenty-one thousand, three hundred forty-five".