15053454146281 has 2 divisors, whose sum is σ = 15053454146282. Its totient is φ = 15053454146280.

The previous prime is 15053454146279. The next prime is 15053454146347. The reversal of 15053454146281 is 18264145435051.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13336264053225 + 1717190093056 = 3651885^2 + 1310416^2 .

It is a cyclic number.

It is not a de Polignac number, because 15053454146281 - 2¹ = 15053454146279 is a prime.

It is a super-2 number, since 2×15053454146281² (a number of 27 digits) contains 22 as substring.

Together with 15053454146279, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (15053454146681) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7526727073140 + 7526727073141.

It is an arithmetic number, because the mean of its divisors is an integer number (7526727073141).

Almost surely, 2^{15053454146281} is an apocalyptic number.

It is an amenable number.

15053454146281 is a deficient number, since it is larger than the sum of its proper divisors (1).

15053454146281 is an equidigital number, since it uses as much as digits as its factorization.

15053454146281 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2304000, while the sum is 49.

The spelling of 15053454146281 in words is "fifteen trillion, fifty-three billion, four hundred fifty-four million, one hundred forty-six thousand, two hundred eighty-one".