605121045 has 16 divisors (see below), whose sum is σ = 979860672. Its totient is φ = 318842240.

The previous prime is 605121031. The next prime is 605121061. The reversal of 605121045 is 540121506.

It is not a de Polignac number, because 605121045 - 2⁴ = 605121029 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 241776 + ... + 244265.

It is an arithmetic number, because the mean of its divisors is an integer number (61241292).

Almost surely, 2^605121045 is an apocalyptic number.

It is an amenable number.

605121045 is a deficient number, since it is larger than the sum of its proper divisors (374739627).

605121045 is a wasteful number, since it uses less digits than its factorization.

605121045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 486132.

The product of its (nonzero) digits is 1200, while the sum is 24.

The square root of 605121045 is about 24599.2082189651. The cubic root of 605121045 is about 845.8254576233.

The spelling of 605121045 in words is "six hundred five million, one hundred twenty-one thousand, forty-five".