1828040041 has 4 divisors (see below), whose sum is σ = 1828382800. Its totient is φ = 1827697284.

The previous prime is 1828040029. The next prime is 1828040077. The reversal of 1828040041 is 1400408281.

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, and also an emirpimes, since its reverse is a distinct semiprime: 1400408281 = 19 ⋅73705699.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1828040041 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1828039991 and 1828040009.

It is not an unprimeable number, because it can be changed into a prime (1828041041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 163251 + ... + 174088.

It is an arithmetic number, because the mean of its divisors is an integer number (457095700).

Almost surely, 2^1828040041 is an apocalyptic number.

It is an amenable number.

1828040041 is a deficient number, since it is larger than the sum of its proper divisors (342759).

1828040041 is an equidigital number, since it uses as much as digits as its factorization.

1828040041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 342758.

The product of its (nonzero) digits is 2048, while the sum is 28.

The square root of 1828040041 is about 42755.5849100442. The cubic root of 1828040041 is about 1222.7243696952.

The spelling of 1828040041 in words is "one billion, eight hundred twenty-eight million, forty thousand, forty-one".