652436811 has 12 divisors (see below), whose sum is σ = 1014901888. Its totient is φ = 401499504.

The previous prime is 652436797. The next prime is 652436833. The reversal of 652436811 is 118634256.

It is a happy number.

It is not a de Polignac number, because 652436811 - 2¹³ = 652428619 is a prime.

It is not an unprimeable number, because it can be changed into a prime (652436861) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2788075 + ... + 2788308.

Almost surely, 2^652436811 is an apocalyptic number.

652436811 is a deficient number, since it is larger than the sum of its proper divisors (362465077).

652436811 is a wasteful number, since it uses less digits than its factorization.

652436811 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5576402 (or 5576399 counting only the distinct ones).

The product of its digits is 34560, while the sum is 36.

The square root of 652436811 is about 25542.8426569949. The cubic root of 652436811 is about 867.3202482283.

The spelling of 652436811 in words is "six hundred fifty-two million, four hundred thirty-six thousand, eight hundred eleven".