13487204723 has 8 divisors (see below), whose sum is σ = 13532568192. Its totient is φ = 13441873536.

The previous prime is 13487204719. The next prime is 13487204771. The reversal of 13487204723 is 32740278431.

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 13487204723 - 2² = 13487204719 is a prime.

It is a super-2 number, since 2×13487204723² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13487204923) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1060961 + ... + 1073597.

It is an arithmetic number, because the mean of its divisors is an integer number (1691571024).

Almost surely, 2^13487204723 is an apocalyptic number.

13487204723 is a deficient number, since it is larger than the sum of its proper divisors (45363469).

13487204723 is a wasteful number, since it uses less digits than its factorization.

13487204723 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16141.

The product of its (nonzero) digits is 225792, while the sum is 41.

The spelling of 13487204723 in words is "thirteen billion, four hundred eighty-seven million, two hundred four thousand, seven hundred twenty-three".