652011553 has 4 divisors (see below), whose sum is σ = 674494740. Its totient is φ = 629528368.

The previous prime is 652011551. The next prime is 652011601. The reversal of 652011553 is 355110256.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 526840209 + 125171344 = 22953^2 + 11188^2 .

It is a cyclic number.

It is not a de Polignac number, because 652011553 - 2¹ = 652011551 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (652011551) 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, 11241550 + ... + 11241607.

It is an arithmetic number, because the mean of its divisors is an integer number (168623685).

Almost surely, 2^652011553 is an apocalyptic number.

It is an amenable number.

652011553 is a deficient number, since it is larger than the sum of its proper divisors (22483187).

652011553 is a wasteful number, since it uses less digits than its factorization.

652011553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22483186.

The product of its (nonzero) digits is 4500, while the sum is 28.

The square root of 652011553 is about 25534.5168938047. The cubic root of 652011553 is about 867.1317676314.

The spelling of 652011553 in words is "six hundred fifty-two million, eleven thousand, five hundred fifty-three".