1825051 has 4 divisors (see below), whose sum is σ = 1828792. Its totient is φ = 1821312.

The previous prime is 1825039. The next prime is 1825079. The reversal of 1825051 is 1505281.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1505281 = 23 ⋅65447.

It is a cyclic number.

It is not a de Polignac number, because 1825051 - 2⁹ = 1824539 is a prime.

It is a super-2 number, since 2×1825051² = 6661622305202, which contains 22 as substring.

It is a Duffinian number.

1825051 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (1825081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1005 + ... + 2158.

It is an arithmetic number, because the mean of its divisors is an integer number (457198).

2^1825051 is an apocalyptic number.

1825051 is a deficient number, since it is larger than the sum of its proper divisors (3741).

1825051 is an equidigital number, since it uses as much as digits as its factorization.

1825051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3740.

The product of its (nonzero) digits is 400, while the sum is 22.

The square root of 1825051 is about 1350.9444844256. The cubic root of 1825051 is about 122.2057577761.

The spelling of 1825051 in words is "one million, eight hundred twenty-five thousand, fifty-one".