13707050921 has 8 divisors (see below), whose sum is σ = 14514383520. Its totient is φ = 12899833408.

The previous prime is 13707050911. The next prime is 13707050963. The reversal of 13707050921 is 12905070731.

It is a happy number.

13707050921 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13707050921 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13707050911) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 394370 + ... + 427716.

It is an arithmetic number, because the mean of its divisors is an integer number (1814297940).

Almost surely, 2^13707050921 is an apocalyptic number.

It is an amenable number.

13707050921 is a deficient number, since it is larger than the sum of its proper divisors (807332599).

13707050921 is a wasteful number, since it uses less digits than its factorization.

13707050921 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57543.

The product of its (nonzero) digits is 13230, while the sum is 35.

The spelling of 13707050921 in words is "thirteen billion, seven hundred seven million, fifty thousand, nine hundred twenty-one".