13467947149 has 16 divisors (see below), whose sum is σ = 13898967552. Its totient is φ = 13043339008.

The previous prime is 13467947147. The next prime is 13467947189. The reversal of 13467947149 is 94174976431.

It is a cyclic number.

It is not a de Polignac number, because 13467947149 - 2¹ = 13467947147 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 13467947149.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13467947147) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3944367 + ... + 3947779.

It is an arithmetic number, because the mean of its divisors is an integer number (868685472).

Almost surely, 2^13467947149 is an apocalyptic number.

It is an amenable number.

13467947149 is a deficient number, since it is larger than the sum of its proper divisors (431020403).

13467947149 is a wasteful number, since it uses less digits than its factorization.

13467947149 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4316.

The product of its digits is 4572288, while the sum is 55.

The spelling of 13467947149 in words is "thirteen billion, four hundred sixty-seven million, nine hundred forty-seven thousand, one hundred forty-nine".