2025451 has 4 divisors (see below), whose sum is σ = 2030904. Its totient is φ = 2020000.

The previous prime is 2025437. The next prime is 2025467. The reversal of 2025451 is 1545202.

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-2025451 is a prime.

It is a Duffinian number.

2025451 is a lucky number.

It is a plaindrome in base 13.

It is not an unprimeable number, because it can be changed into a prime (2025421) 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, 2125 + ... + 2926.

It is an arithmetic number, because the mean of its divisors is an integer number (507726).

2^2025451 is an apocalyptic number.

2025451 is a deficient number, since it is larger than the sum of its proper divisors (5453).

2025451 is an equidigital number, since it uses as much as digits as its factorization.

2025451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5452.

The product of its (nonzero) digits is 400, while the sum is 19.

The square root of 2025451 is about 1423.1834035008. The cubic root of 2025451 is about 126.5242913976.

Subtracting from 2025451 its reverse (1545202), we obtain a square (480249 = 693²).

The spelling of 2025451 in words is "two million, twenty-five thousand, four hundred fifty-one".