605344513 has 4 divisors (see below), whose sum is σ = 608514048. Its totient is φ = 602174980.

The previous prime is 605344507. The next prime is 605344529. The reversal of 605344513 is 315443506.

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 605344513 - 2¹³ = 605336321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (605342513) 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, 1584481 + ... + 1584862.

It is an arithmetic number, because the mean of its divisors is an integer number (152128512).

Almost surely, 2^605344513 is an apocalyptic number.

It is an amenable number.

605344513 is a deficient number, since it is larger than the sum of its proper divisors (3169535).

605344513 is a wasteful number, since it uses less digits than its factorization.

605344513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3169534.

The product of its (nonzero) digits is 21600, while the sum is 31.

The square root of 605344513 is about 24603.7499784078. The cubic root of 605344513 is about 845.9295644310.

It can be divided in two parts, 6053445 and 13, that multiplied together give a triangular number (78694785 = T₁₂₅₄₅).

The spelling of 605344513 in words is "six hundred five million, three hundred forty-four thousand, five hundred thirteen".