1652364661 has 8 divisors (see below), whose sum is σ = 1661671424. Its totient is φ = 1643075280.

The previous prime is 1652364647. The next prime is 1652364671. The reversal of 1652364661 is 1664632561.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1652364661 - 2⁷ = 1652364533 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1652364671) 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 7 ways as a sum of consecutive naturals, for example, 217255 + ... + 224731.

It is an arithmetic number, because the mean of its divisors is an integer number (207708928).

Almost surely, 2^1652364661 is an apocalyptic number.

It is an amenable number.

1652364661 is a deficient number, since it is larger than the sum of its proper divisors (9306763).

1652364661 is an equidigital number, since it uses as much as digits as its factorization.

1652364661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8691.

The product of its digits is 155520, while the sum is 40.

The square root of 1652364661 is about 40649.2885669602. The cubic root of 1652364661 is about 1182.2299737287.

The spelling of 1652364661 in words is "one billion, six hundred fifty-two million, three hundred sixty-four thousand, six hundred sixty-one".