552501613 has 4 divisors (see below), whose sum is σ = 557972028. Its totient is φ = 547031200.

The previous prime is 552501569. The next prime is 552501619. The reversal of 552501613 is 316105255.

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 527069764 + 25431849 = 22958^2 + 5043^2 .

It is a cyclic number.

It is not a de Polignac number, because 552501613 - 2²⁵ = 518947181 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 (552501619) 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, 2735056 + ... + 2735257.

It is an arithmetic number, because the mean of its divisors is an integer number (139493007).

Almost surely, 2^552501613 is an apocalyptic number.

It is an amenable number.

552501613 is a deficient number, since it is larger than the sum of its proper divisors (5470415).

552501613 is a wasteful number, since it uses less digits than its factorization.

552501613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5470414.

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

The square root of 552501613 is about 23505.3528584448. The cubic root of 552501613 is about 820.5615888277.

Adding to 552501613 its reverse (316105255), we get a palindrome (868606868).

The spelling of 552501613 in words is "five hundred fifty-two million, five hundred one thousand, six hundred thirteen".