4345512011 has 4 divisors (see below), whose sum is σ = 4387701552. Its totient is φ = 4303322472.

The previous prime is 4345511993. The next prime is 4345512037. The reversal of 4345512011 is 1102155434.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4345512011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4345512911) 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, 21094616 + ... + 21094821.

It is an arithmetic number, because the mean of its divisors is an integer number (1096925388).

Almost surely, 2^4345512011 is an apocalyptic number.

4345512011 is a deficient number, since it is larger than the sum of its proper divisors (42189541).

4345512011 is a wasteful number, since it uses less digits than its factorization.

4345512011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42189540.

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

The square root of 4345512011 is about 65920.4976543715. The cubic root of 4345512011 is about 1631.8503096387.

Adding to 4345512011 its reverse (1102155434), we get a palindrome (5447667445).

The spelling of 4345512011 in words is "four billion, three hundred forty-five million, five hundred twelve thousand, eleven".