1881353000053 has 2 divisors, whose sum is σ = 1881353000054. Its totient is φ = 1881353000052.

The previous prime is 1881353000047. The next prime is 1881353000071. The reversal of 1881353000053 is 3500003531881.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1825976556369 + 55376443684 = 1351287^2 + 235322^2 .

It is an emirp because it is prime and its reverse (3500003531881) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1881353000053 - 2²⁹ = 1880816129141 is a prime.

It is a super-2 number, since 2×1881353000053² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1881352999976 and 1881353000021.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1881353000003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 940676500026 + 940676500027.

It is an arithmetic number, because the mean of its divisors is an integer number (940676500027).

Almost surely, 2^{1881353000053} is an apocalyptic number.

It is an amenable number.

1881353000053 is a deficient number, since it is larger than the sum of its proper divisors (1).

1881353000053 is an equidigital number, since it uses as much as digits as its factorization.

1881353000053 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 43200, while the sum is 37.

The spelling of 1881353000053 in words is "one trillion, eight hundred eighty-one billion, three hundred fifty-three million, fifty-three", and thus it is an aban number.