13745503673 has 4 divisors (see below), whose sum is σ = 14995094928. Its totient is φ = 12495912420.

The previous prime is 13745503669. The next prime is 13745503699. The reversal of 13745503673 is 37630554731.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 13745503673 - 2² = 13745503669 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13745506673) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 624795611 + ... + 624795632.

It is an arithmetic number, because the mean of its divisors is an integer number (3748773732).

Almost surely, 2^13745503673 is an apocalyptic number.

It is an amenable number.

13745503673 is a deficient number, since it is larger than the sum of its proper divisors (1249591255).

13745503673 is a wasteful number, since it uses less digits than its factorization.

13745503673 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1249591254.

The product of its (nonzero) digits is 793800, while the sum is 44.

The spelling of 13745503673 in words is "thirteen billion, seven hundred forty-five million, five hundred three thousand, six hundred seventy-three".