602413561 has 4 divisors (see below), whose sum is σ = 602464612. Its totient is φ = 602362512.

The previous prime is 602413543. The next prime is 602413571. The reversal of 602413561 is 165314206.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 170563600 + 431849961 = 13060^2 + 20781^2 .

It is a cyclic number.

It is not a de Polignac number, because 602413561 - 2¹³ = 602405369 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (602413571) 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, 2251 + ... + 34783.

It is an arithmetic number, because the mean of its divisors is an integer number (150616153).

Almost surely, 2^602413561 is an apocalyptic number.

It is an amenable number.

602413561 is a deficient number, since it is larger than the sum of its proper divisors (51051).

602413561 is a wasteful number, since it uses less digits than its factorization.

602413561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51050.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 602413561 is about 24544.1145898564. The cubic root of 602413561 is about 844.5620834680.

Adding to 602413561 its reverse (165314206), we get a palindrome (767727767).

The spelling of 602413561 in words is "six hundred two million, four hundred thirteen thousand, five hundred sixty-one".