2145055154135 has 16 divisors (see below), whose sum is σ = 2575654718400. Its totient is φ = 1714985400576.

The previous prime is 2145055154131. The next prime is 2145055154153. The reversal of 2145055154135 is 5314515505412.

It is a cyclic number.

It is not a de Polignac number, because 2145055154135 - 2² = 2145055154131 is a prime.

It is a super-2 number, since 2×2145055154135² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2145055154092 and 2145055154101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2145055154131) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 74572886 + ... + 74601644.

It is an arithmetic number, because the mean of its divisors is an integer number (160978419900).

Almost surely, 2^{2145055154135} is an apocalyptic number.

2145055154135 is a deficient number, since it is larger than the sum of its proper divisors (430599564265).

2145055154135 is a wasteful number, since it uses less digits than its factorization.

2145055154135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37450.

The product of its (nonzero) digits is 300000, while the sum is 41.

The spelling of 2145055154135 in words is "two trillion, one hundred forty-five billion, fifty-five million, one hundred fifty-four thousand, one hundred thirty-five".