612446134 has 4 divisors (see below), whose sum is σ = 918669204. Its totient is φ = 306223066.

The previous prime is 612446053. The next prime is 612446141. The reversal of 612446134 is 431644216.

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

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 612446096 and 612446105.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 153111532 + ... + 153111535.

It is an arithmetic number, because the mean of its divisors is an integer number (229667301).

Almost surely, 2^612446134 is an apocalyptic number.

612446134 is a deficient number, since it is larger than the sum of its proper divisors (306223070).

612446134 is a wasteful number, since it uses less digits than its factorization.

612446134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 306223069.

The product of its digits is 13824, while the sum is 31.

The square root of 612446134 is about 24747.6490600623. The cubic root of 612446134 is about 849.2247297827.

The spelling of 612446134 in words is "six hundred twelve million, four hundred forty-six thousand, one hundred thirty-four".