4045115213 has 4 divisors (see below), whose sum is σ = 4047615360. Its totient is φ = 4042615068.

The previous prime is 4045115161. The next prime is 4045115231. The reversal of 4045115213 is 3125115404.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4045115213 - 2⁶ = 4045115149 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4045115233) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1247645 + ... + 1250882.

It is an arithmetic number, because the mean of its divisors is an integer number (1011903840).

Almost surely, 2^4045115213 is an apocalyptic number.

It is an amenable number.

4045115213 is a deficient number, since it is larger than the sum of its proper divisors (2500147).

4045115213 is a wasteful number, since it uses less digits than its factorization.

4045115213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2500146.

The product of its (nonzero) digits is 2400, while the sum is 26.

The square root of 4045115213 is about 63601.2202162820. The cubic root of 4045115213 is about 1593.3467489470.

The spelling of 4045115213 in words is "four billion, forty-five million, one hundred fifteen thousand, two hundred thirteen".