1652735815 has 4 divisors (see below), whose sum is σ = 1983282984. Its totient is φ = 1322188648.

The previous prime is 1652735813. The next prime is 1652735827. The reversal of 1652735815 is 5185372561.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5185372561 = 60167 ⋅86183.

It is a cyclic number.

It is not a de Polignac number, because 1652735815 - 2¹ = 1652735813 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 (1652735813) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 165273577 + ... + 165273586.

It is an arithmetic number, because the mean of its divisors is an integer number (495820746).

Almost surely, 2^1652735815 is an apocalyptic number.

1652735815 is a deficient number, since it is larger than the sum of its proper divisors (330547169).

1652735815 is an equidigital number, since it uses as much as digits as its factorization.

1652735815 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 330547168.

The product of its digits is 252000, while the sum is 43.

The square root of 1652735815 is about 40653.8536303756. The cubic root of 1652735815 is about 1182.3184845650.

The spelling of 1652735815 in words is "one billion, six hundred fifty-two million, seven hundred thirty-five thousand, eight hundred fifteen".