2125423 has 4 divisors (see below), whose sum is σ = 2160328. Its totient is φ = 2090520.

The previous prime is 2125411. The next prime is 2125429. The reversal of 2125423 is 3245212.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2125423 is a prime.

It is a d-powerful number, because it can be written as 2¹³ + 1 + 2¹⁵ + 5⁹ + 4⁴ + 2¹⁷ + 3² .

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2125423.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2125429) 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, 17361 + ... + 17482.

It is an arithmetic number, because the mean of its divisors is an integer number (540082).

2^2125423 is an apocalyptic number.

2125423 is a deficient number, since it is larger than the sum of its proper divisors (34905).

2125423 is an equidigital number, since it uses as much as digits as its factorization.

2125423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34904.

The product of its digits is 480, while the sum is 19.

The square root of 2125423 is about 1457.8830542948. The cubic root of 2125423 is about 128.5726095718.

The spelling of 2125423 in words is "two million, one hundred twenty-five thousand, four hundred twenty-three".