2135512 has 16 divisors (see below), whose sum is σ = 4029840. Its totient is φ = 1060896.

The previous prime is 2135503. The next prime is 2135519. The reversal of 2135512 is 2155312.

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 2135512.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2135519) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 613 + ... + 2155.

It is an arithmetic number, because the mean of its divisors is an integer number (251865).

2^2135512 is an apocalyptic number.

It is an amenable number.

2135512 is a deficient number, since it is larger than the sum of its proper divisors (1894328).

2135512 is a wasteful number, since it uses less digits than its factorization.

2135512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1722 (or 1718 counting only the distinct ones).

The product of its digits is 300, while the sum is 19.

The square root of 2135512 is about 1461.3391119107. The cubic root of 2135512 is about 128.7757255284.

The spelling of 2135512 in words is "two million, one hundred thirty-five thousand, five hundred twelve".