2119661308 has 12 divisors (see below), whose sum is σ = 3745421680. Its totient is φ = 1049540832.

The previous prime is 2119661287. The next prime is 2119661311. The reversal of 2119661308 is 8031669112.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2571993 + ... + 2572816.

Almost surely, 2^2119661308 is an apocalyptic number.

It is an amenable number.

2119661308 is a deficient number, since it is larger than the sum of its proper divisors (1625760372).

2119661308 is a wasteful number, since it uses less digits than its factorization.

2119661308 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5144916 (or 5144914 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 37.

The square root of 2119661308 is about 46039.7796258844. The cubic root of 2119661308 is about 1284.5632429896.

The spelling of 2119661308 in words is "two billion, one hundred nineteen million, six hundred sixty-one thousand, three hundred eight".