2126505134 has 16 divisors (see below), whose sum is σ = 3436404720. Its totient is φ = 981097920.

The previous prime is 2126505133. The next prime is 2126505149. The reversal of 2126505134 is 4315056212.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2126505097 and 2126505106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2126505133) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 63482 + ... + 91010.

It is an arithmetic number, because the mean of its divisors is an integer number (214775295).

Almost surely, 2^2126505134 is an apocalyptic number.

2126505134 is a deficient number, since it is larger than the sum of its proper divisors (1309899586).

2126505134 is a wasteful number, since it uses less digits than its factorization.

2126505134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30515.

The product of its (nonzero) digits is 7200, while the sum is 29.

The square root of 2126505134 is about 46114.0448670467. The cubic root of 2126505134 is about 1285.9442627778.

The spelling of 2126505134 in words is "two billion, one hundred twenty-six million, five hundred five thousand, one hundred thirty-four".