3405991107 has 8 divisors (see below), whose sum is σ = 4592347920. Its totient is φ = 2245147520.

The previous prime is 3405991093. The next prime is 3405991109. The reversal of 3405991107 is 7011995043.

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 3405991107 - 2⁷ = 3405990979 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3405991109) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6377994 + ... + 6378527.

It is an arithmetic number, because the mean of its divisors is an integer number (574043490).

Almost surely, 2^3405991107 is an apocalyptic number.

3405991107 is a deficient number, since it is larger than the sum of its proper divisors (1186356813).

3405991107 is a wasteful number, since it uses less digits than its factorization.

3405991107 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12756613.

The product of its (nonzero) digits is 34020, while the sum is 39.

The square root of 3405991107 is about 58360.8696559604. The cubic root of 3405991107 is about 1504.5772931617.

The spelling of 3405991107 in words is "three billion, four hundred five million, nine hundred ninety-one thousand, one hundred seven".