1610000641 has 4 divisors (see below), whose sum is σ = 1610436352. Its totient is φ = 1609564932.

The previous prime is 1610000629. The next prime is 1610000653. The reversal of 1610000641 is 1460000161.

It is a happy number.

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.

It is an interprime number because it is at equal distance from previous prime (1610000629) and next prime (1610000653).

It is a cyclic number.

It is not a de Polignac number, because 1610000641 - 2¹⁵ = 1609967873 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1610000681) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 212265 + ... + 219718.

It is an arithmetic number, because the mean of its divisors is an integer number (402609088).

Almost surely, 2^1610000641 is an apocalyptic number.

It is an amenable number.

1610000641 is a deficient number, since it is larger than the sum of its proper divisors (435711).

1610000641 is an equidigital number, since it uses as much as digits as its factorization.

1610000641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 435710.

The product of its (nonzero) digits is 144, while the sum is 19.

The square root of 1610000641 is about 40124.8132830547. The cubic root of 1610000641 is about 1172.0388734112.

The spelling of 1610000641 in words is "one billion, six hundred ten million, six hundred forty-one", and thus it is an aban number.