13147026545 has 8 divisors (see below), whose sum is σ = 15777640296. Its totient is φ = 10516815616.

The previous prime is 13147026533. The next prime is 13147026553. The reversal of 13147026545 is 54562074131.

It can be written as a sum of positive squares in 4 ways, for example, as 194993296 + 12952033249 = 13964^2 + 113807^2 .

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 13147026545 - 2¹⁴ = 13147010161 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13147026499 and 13147026508.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23522 + ... + 163851.

It is an arithmetic number, because the mean of its divisors is an integer number (1972205037).

Almost surely, 2^13147026545 is an apocalyptic number.

It is an amenable number.

13147026545 is a deficient number, since it is larger than the sum of its proper divisors (2630613751).

13147026545 is a wasteful number, since it uses less digits than its factorization.

13147026545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201411.

The product of its (nonzero) digits is 100800, while the sum is 38.

The spelling of 13147026545 in words is "thirteen billion, one hundred forty-seven million, twenty-six thousand, five hundred forty-five".