613451434 has 4 divisors (see below), whose sum is σ = 920177154. Its totient is φ = 306725716.

The previous prime is 613451429. The next prime is 613451479. The reversal of 613451434 is 434154316.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 605012409 + 8439025 = 24597^2 + 2905^2 .

It is a junction number, because it is equal to n+sod(n) for n = 613451396 and 613451405.

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, 153362857 + ... + 153362860.

Almost surely, 2^613451434 is an apocalyptic number.

613451434 is a deficient number, since it is larger than the sum of its proper divisors (306725720).

613451434 is a wasteful number, since it uses less digits than its factorization.

613451434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 306725719.

The product of its digits is 17280, while the sum is 31.

The square root of 613451434 is about 24767.9517522140. The cubic root of 613451434 is about 849.6891292256.

The spelling of 613451434 in words is "six hundred thirteen million, four hundred fifty-one thousand, four hundred thirty-four".