3405987699 has 4 divisors (see below), whose sum is σ = 4541316936. Its totient is φ = 2270658464.

The previous prime is 3405987667. The next prime is 3405987703. The reversal of 3405987699 is 9967895043.

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

It is a cyclic number.

It is not a de Polignac number, because 3405987699 - 2⁵ = 3405987667 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3405987619) 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, 567664614 + ... + 567664619.

It is an arithmetic number, because the mean of its divisors is an integer number (1135329234).

Almost surely, 2^3405987699 is an apocalyptic number.

3405987699 is a deficient number, since it is larger than the sum of its proper divisors (1135329237).

3405987699 is a wasteful number, since it uses less digits than its factorization.

3405987699 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1135329236.

The product of its (nonzero) digits is 14696640, while the sum is 60.

The square root of 3405987699 is about 58360.8404583073. The cubic root of 3405987699 is about 1504.5767913399.

The spelling of 3405987699 in words is "three billion, four hundred five million, nine hundred eighty-seven thousand, six hundred ninety-nine".