754120613 has 4 divisors (see below), whose sum is σ = 766483308. Its totient is φ = 741757920.

The previous prime is 754120579. The next prime is 754120637. The reversal of 754120613 is 316021457.

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 137194369 + 616926244 = 11713^2 + 24838^2 .

It is a cyclic number.

It is not a de Polignac number, because 754120613 - 2¹⁰ = 754119589 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (754120313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6181256 + ... + 6181377.

It is an arithmetic number, because the mean of its divisors is an integer number (191620827).

Almost surely, 2^754120613 is an apocalyptic number.

It is an amenable number.

754120613 is a deficient number, since it is larger than the sum of its proper divisors (12362695).

754120613 is a wasteful number, since it uses less digits than its factorization.

754120613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12362694.

The product of its (nonzero) digits is 5040, while the sum is 29.

The square root of 754120613 is about 27461.2565808632. The cubic root of 754120613 is about 910.2211807894.

The spelling of 754120613 in words is "seven hundred fifty-four million, one hundred twenty thousand, six hundred thirteen".