613450142 has 4 divisors (see below), whose sum is σ = 920175216. Its totient is φ = 306725070.

The previous prime is 613450139. The next prime is 613450177. The reversal of 613450142 is 241054316.

It is a semiprime because it is the product of two primes.

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 as a sum of consecutive naturals, namely, 153362534 + ... + 153362537.

It is an arithmetic number, because the mean of its divisors is an integer number (230043804).

Almost surely, 2^613450142 is an apocalyptic number.

613450142 is a deficient number, since it is larger than the sum of its proper divisors (306725074).

613450142 is a wasteful number, since it uses less digits than its factorization.

613450142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 306725073.

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 613450142 is about 24767.9256701081. The cubic root of 613450142 is about 849.6885327105.

The spelling of 613450142 in words is "six hundred thirteen million, four hundred fifty thousand, one hundred forty-two".