1610642041 has 4 divisors (see below), whose sum is σ = 1612759284. Its totient is φ = 1608524800.

The previous prime is 1610642023. The next prime is 1610642053. The reversal of 1610642041 is 1402460161.

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

It can be written as a sum of positive squares in 2 ways, for example, as 626000400 + 984641641 = 25020^2 + 31379^2 .

It is a cyclic number.

It is not a de Polignac number, because 1610642041 - 2⁵ = 1610642009 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1610641997 and 1610642015.

It is not an unprimeable number, because it can be changed into a prime (1610642081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1057480 + ... + 1059001.

It is an arithmetic number, because the mean of its divisors is an integer number (403189821).

Almost surely, 2^1610642041 is an apocalyptic number.

It is an amenable number.

1610642041 is a deficient number, since it is larger than the sum of its proper divisors (2117243).

1610642041 is an equidigital number, since it uses as much as digits as its factorization.

1610642041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2117242.

The product of its (nonzero) digits is 1152, while the sum is 25.

The square root of 1610642041 is about 40132.8050477412. The cubic root of 1610642041 is about 1172.1944936240.

The spelling of 1610642041 in words is "one billion, six hundred ten million, six hundred forty-two thousand, forty-one".