3123907699 has 12 divisors (see below), whose sum is σ = 3437071120. Its totient is φ = 2837142000.

The previous prime is 3123907697. The next prime is 3123907723. The reversal of 3123907699 is 9967093213.

3123907699 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 3123907699 - 2¹ = 3123907697 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3123907691) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 117274 + ... + 141424.

Almost surely, 2^3123907699 is an apocalyptic number.

3123907699 is a deficient number, since it is larger than the sum of its proper divisors (313163421).

3123907699 is a wasteful number, since it uses less digits than its factorization.

3123907699 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25242 (or 25231 counting only the distinct ones).

The product of its (nonzero) digits is 551124, while the sum is 49.

The square root of 3123907699 is about 55891.9287464657. The cubic root of 3123907699 is about 1461.8385075224.

The spelling of 3123907699 in words is "three billion, one hundred twenty-three million, nine hundred seven thousand, six hundred ninety-nine".