2145134135152 has 10 divisors (see below), whose sum is σ = 4156197386888. Its totient is φ = 1072567067568.

The previous prime is 2145134135129. The next prime is 2145134135159. The reversal of 2145134135152 is 2515314315412.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2145134135159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67035441708 + ... + 67035441739.

Almost surely, 2^{2145134135152} is an apocalyptic number.

It is an amenable number.

2145134135152 is a deficient number, since it is larger than the sum of its proper divisors (2011063251736).

2145134135152 is a wasteful number, since it uses less digits than its factorization.

2145134135152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134070883455 (or 134070883449 counting only the distinct ones).

The product of its digits is 72000, while the sum is 37.

The spelling of 2145134135152 in words is "two trillion, one hundred forty-five billion, one hundred thirty-four million, one hundred thirty-five thousand, one hundred fifty-two".