602113561 has 4 divisors (see below), whose sum is σ = 688129792. Its totient is φ = 516097332.

The previous prime is 602113541. The next prime is 602113571. The reversal of 602113561 is 165311206.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 602113561 - 2⁵ = 602113529 is a prime.

It is not an unprimeable number, because it can be changed into a prime (602113511) 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, 43008105 + ... + 43008118.

It is an arithmetic number, because the mean of its divisors is an integer number (172032448).

Almost surely, 2^602113561 is an apocalyptic number.

It is an amenable number.

602113561 is a deficient number, since it is larger than the sum of its proper divisors (86016231).

602113561 is an equidigital number, since it uses as much as digits as its factorization.

602113561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86016230.

The product of its (nonzero) digits is 1080, while the sum is 25.

The square root of 602113561 is about 24538.0023840573. The cubic root of 602113561 is about 844.4218637961.

Adding to 602113561 its reverse (165311206), we get a palindrome (767424767).

The spelling of 602113561 in words is "six hundred two million, one hundred thirteen thousand, five hundred sixty-one".