652141021 has 8 divisors (see below), whose sum is σ = 765447680. Its totient is φ = 543870288.

The previous prime is 652141019. The next prime is 652141031. The reversal of 652141021 is 120141256.

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 652141021 - 2¹ = 652141019 is a prime.

It is a super-2 number, since 2×652141021² = 850575822541844882, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 652140983 and 652141001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (652141031) 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 7 ways as a sum of consecutive naturals, for example, 1258701 + ... + 1259218.

It is an arithmetic number, because the mean of its divisors is an integer number (95680960).

Almost surely, 2^652141021 is an apocalyptic number.

It is an amenable number.

652141021 is a deficient number, since it is larger than the sum of its proper divisors (113306659).

652141021 is a wasteful number, since it uses less digits than its factorization.

652141021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2517963.

The product of its (nonzero) digits is 480, while the sum is 22.

The square root of 652141021 is about 25537.0519246055. The cubic root of 652141021 is about 867.1891584273.

Adding to 652141021 its reverse (120141256), we get a palindrome (772282277).

The spelling of 652141021 in words is "six hundred fifty-two million, one hundred forty-one thousand, twenty-one".