28710371453 has 2 divisors, whose sum is σ = 28710371454. Its totient is φ = 28710371452.

The previous prime is 28710371423. The next prime is 28710371509. The reversal of 28710371453 is 35417301782.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 27663007684 + 1047363769 = 166322^2 + 32363^2 .

It is a cyclic number.

It is not a de Polignac number, because 28710371453 - 2²⁰ = 28709322877 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 28710371453.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (28710371423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14355185726 + 14355185727.

It is an arithmetic number, because the mean of its divisors is an integer number (14355185727).

Almost surely, 2^28710371453 is an apocalyptic number.

It is an amenable number.

28710371453 is a deficient number, since it is larger than the sum of its proper divisors (1).

28710371453 is an equidigital number, since it uses as much as digits as its factorization.

28710371453 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 141120, while the sum is 41.

The spelling of 28710371453 in words is "twenty-eight billion, seven hundred ten million, three hundred seventy-one thousand, four hundred fifty-three".