613244145 has 16 divisors (see below), whose sum is σ = 1038908160. Its totient is φ = 307824384.

The previous prime is 613244141. The next prime is 613244153. The reversal of 613244145 is 541442316.

613244145 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 613244145 - 2² = 613244141 is a prime.

It is not an unprimeable number, because it can be changed into a prime (613244141) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1202185 + ... + 1202694.

It is an arithmetic number, because the mean of its divisors is an integer number (64931760).

Almost surely, 2^613244145 is an apocalyptic number.

It is an amenable number.

613244145 is a deficient number, since it is larger than the sum of its proper divisors (425664015).

613244145 is a wasteful number, since it uses less digits than its factorization.

613244145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2404904.

The product of its digits is 11520, while the sum is 30.

The square root of 613244145 is about 24763.7667772898. The cubic root of 613244145 is about 849.5934133887.

The spelling of 613244145 in words is "six hundred thirteen million, two hundred forty-four thousand, one hundred forty-five".