2145506606053 has 2 divisors, whose sum is σ = 2145506606054. Its totient is φ = 2145506606052.

The previous prime is 2145506606021. The next prime is 2145506606059. The reversal of 2145506606053 is 3506066055412.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1628742593284 + 516764012769 = 1276222^2 + 718863^2 .

It is a cyclic number.

It is not a de Polignac number, because 2145506606053 - 2⁵ = 2145506606021 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2145506606059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1072753303026 + 1072753303027.

It is an arithmetic number, because the mean of its divisors is an integer number (1072753303027).

Almost surely, 2^{2145506606053} is an apocalyptic number.

It is an amenable number.

2145506606053 is a deficient number, since it is larger than the sum of its proper divisors (1).

2145506606053 is an equidigital number, since it uses as much as digits as its factorization.

2145506606053 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648000, while the sum is 43.

The spelling of 2145506606053 in words is "two trillion, one hundred forty-five billion, five hundred six million, six hundred six thousand, fifty-three".