652152197 has 2 divisors, whose sum is σ = 652152198. Its totient is φ = 652152196.

The previous prime is 652152187. The next prime is 652152209. The reversal of 652152197 is 791251256.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 467164996 + 184987201 = 21614^2 + 13601^2 .

It is a cyclic number.

It is not a de Polignac number, because 652152197 - 2¹⁶ = 652086661 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 652152197.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (652152107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 326076098 + 326076099.

It is an arithmetic number, because the mean of its divisors is an integer number (326076099).

Almost surely, 2^652152197 is an apocalyptic number.

It is an amenable number.

652152197 is a deficient number, since it is larger than the sum of its proper divisors (1).

652152197 is an equidigital number, since it uses as much as digits as its factorization.

652152197 is an evil number, because the sum of its binary digits is even.

The product of its digits is 37800, while the sum is 38.

The square root of 652152197 is about 25537.2707429749. The cubic root of 652152197 is about 867.1941121874.

The spelling of 652152197 in words is "six hundred fifty-two million, one hundred fifty-two thousand, one hundred ninety-seven".