1053521481149 has 2 divisors, whose sum is σ = 1053521481150. Its totient is φ = 1053521481148.

The previous prime is 1053521481113. The next prime is 1053521481151. The reversal of 1053521481149 is 9411841253501.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 804402703225 + 249118777924 = 896885^2 + 499118^2 .

It is a cyclic number.

It is not a de Polignac number, because 1053521481149 - 2¹⁶ = 1053521415613 is a prime.

It is a super-2 number, since 2×1053521481149² (a number of 25 digits) contains 22 as substring.

Together with 1053521481151, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1053521421149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 526760740574 + 526760740575.

It is an arithmetic number, because the mean of its divisors is an integer number (526760740575).

Almost surely, 2^{1053521481149} is an apocalyptic number.

It is an amenable number.

1053521481149 is a deficient number, since it is larger than the sum of its proper divisors (1).

1053521481149 is an equidigital number, since it uses as much as digits as its factorization.

1053521481149 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 172800, while the sum is 44.

The spelling of 1053521481149 in words is "one trillion, fifty-three billion, five hundred twenty-one million, four hundred eighty-one thousand, one hundred forty-nine".