2134393 has 4 divisors (see below), whose sum is σ = 2141568. Its totient is φ = 2127220.

The previous prime is 2134373. The next prime is 2134399. The reversal of 2134393 is 3934312.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2134393 - 2¹⁷ = 2003321 is a prime.

It is a d-powerful number, because it can be written as 2¹¹ + 1 + 3 + 4² + 3¹² + 9⁴ + 3¹³ .

It is a Duffinian number.

2134393 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (2134399) 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, 3121 + ... + 3742.

It is an arithmetic number, because the mean of its divisors is an integer number (535392).

2^2134393 is an apocalyptic number.

It is an amenable number.

2134393 is a deficient number, since it is larger than the sum of its proper divisors (7175).

2134393 is an equidigital number, since it uses as much as digits as its factorization.

2134393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7174.

The product of its digits is 1944, while the sum is 25.

The square root of 2134393 is about 1460.9561937307. The cubic root of 2134393 is about 128.7532289384.

The spelling of 2134393 in words is "two million, one hundred thirty-four thousand, three hundred ninety-three".