13364880437 has 4 divisors (see below), whose sum is σ = 13365243936. Its totient is φ = 13364516940.

The previous prime is 13364880427. The next prime is 13364880443. The reversal of 13364880437 is 73408846331.

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, and also an emirpimes, since its reverse is a distinct semiprime: 73408846331 = 31 ⋅2368027301.

It is a cyclic number.

It is not a de Polignac number, because 13364880437 - 2¹² = 13364876341 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13364880391 and 13364880400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13364880407) 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, 119489 + ... + 202502.

It is an arithmetic number, because the mean of its divisors is an integer number (3341310984).

Almost surely, 2^13364880437 is an apocalyptic number.

It is an amenable number.

13364880437 is a deficient number, since it is larger than the sum of its proper divisors (363499).

13364880437 is an equidigital number, since it uses as much as digits as its factorization.

13364880437 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 363498.

The product of its (nonzero) digits is 1161216, while the sum is 47.

The spelling of 13364880437 in words is "thirteen billion, three hundred sixty-four million, eight hundred eighty thousand, four hundred thirty-seven".