2134539 has 16 divisors (see below), whose sum is σ = 3450240. Its totient is φ = 1293480.

The previous prime is 2134529. The next prime is 2134549. The reversal of 2134539 is 9354312.

It is an interprime number because it is at equal distance from previous prime (2134529) and next prime (2134549).

It is not a de Polignac number, because 2134539 - 2⁵ = 2134507 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a d-powerful number, because it can be written as 2³ + 1 + 3⁴ + 4⁶ + 5⁹ + 3¹¹ + 9² .

2134539 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (2134519) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3297 + ... + 3890.

It is an arithmetic number, because the mean of its divisors is an integer number (215640).

2^2134539 is an apocalyptic number.

2134539 is a deficient number, since it is larger than the sum of its proper divisors (1315701).

2134539 is a wasteful number, since it uses less digits than its factorization.

2134539 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7207 (or 7201 counting only the distinct ones).

The product of its digits is 3240, while the sum is 27.

The square root of 2134539 is about 1461.0061601513. The cubic root of 2134539 is about 128.7561645963.

The spelling of 2134539 in words is "two million, one hundred thirty-four thousand, five hundred thirty-nine".