4245111215 has 8 divisors (see below), whose sum is σ = 5158616640. Its totient is φ = 3353100192.

The previous prime is 4245111209. The next prime is 4245111239. The reversal of 4245111215 is 5121115424.

It is a happy number.

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 4245111215 - 2⁶ = 4245111151 is a prime.

It is a congruent number.

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, 5373164 + ... + 5373953.

It is an arithmetic number, because the mean of its divisors is an integer number (644827080).

Almost surely, 2^4245111215 is an apocalyptic number.

4245111215 is a deficient number, since it is larger than the sum of its proper divisors (913505425).

4245111215 is a wasteful number, since it uses less digits than its factorization.

4245111215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10747201.

The product of its digits is 1600, while the sum is 26.

The square root of 4245111215 is about 65154.5179937662. The cubic root of 4245111215 is about 1619.1845734935.

Adding to 4245111215 its reverse (5121115424), we get a palindrome (9366226639).

The spelling of 4245111215 in words is "four billion, two hundred forty-five million, one hundred eleven thousand, two hundred fifteen".