13890153653 has 2 divisors, whose sum is σ = 13890153654. Its totient is φ = 13890153652.

The previous prime is 13890153649. The next prime is 13890153659. The reversal of 13890153653 is 35635109831.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7132984849 + 6757168804 = 84457^2 + 82202^2 .

It is a cyclic number.

It is not a de Polignac number, because 13890153653 - 2² = 13890153649 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13890153659) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6945076826 + 6945076827.

It is an arithmetic number, because the mean of its divisors is an integer number (6945076827).

Almost surely, 2^13890153653 is an apocalyptic number.

It is an amenable number.

13890153653 is a deficient number, since it is larger than the sum of its proper divisors (1).

13890153653 is an equidigital number, since it uses as much as digits as its factorization.

13890153653 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 291600, while the sum is 44.

The spelling of 13890153653 in words is "thirteen billion, eight hundred ninety million, one hundred fifty-three thousand, six hundred fifty-three".