2251117035 has 16 divisors (see below), whose sum is σ = 4001986080. Its totient is φ = 1200595680.

The previous prime is 2251117031. The next prime is 2251117069. The reversal of 2251117035 is 5307111522.

2251117035 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2251117035 - 2² = 2251117031 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (2251117031) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8337336 + ... + 8337605.

It is an arithmetic number, because the mean of its divisors is an integer number (250124130).

Almost surely, 2^2251117035 is an apocalyptic number.

2251117035 is a deficient number, since it is larger than the sum of its proper divisors (1750869045).

2251117035 is a wasteful number, since it uses less digits than its factorization.

2251117035 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16674955 (or 16674949 counting only the distinct ones).

The product of its (nonzero) digits is 2100, while the sum is 27.

The square root of 2251117035 is about 47445.9380242398. The cubic root of 2251117035 is about 1310.5875101075.

Adding to 2251117035 its reverse (5307111522), we get a palindrome (7558228557).

The spelling of 2251117035 in words is "two billion, two hundred fifty-one million, one hundred seventeen thousand, thirty-five".