1230555334 has 4 divisors (see below), whose sum is σ = 1845833004. Its totient is φ = 615277666.

The previous prime is 1230555307. The next prime is 1230555367. The reversal of 1230555334 is 4335550321.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4335550321 = 19 ⋅228186859.

It is a junction number, because it is equal to n+sod(n) for n = 1230555296 and 1230555305.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 307638832 + ... + 307638835.

It is an arithmetic number, because the mean of its divisors is an integer number (461458251).

Almost surely, 2^1230555334 is an apocalyptic number.

1230555334 is a deficient number, since it is larger than the sum of its proper divisors (615277670).

1230555334 is an equidigital number, since it uses as much as digits as its factorization.

1230555334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 615277669.

The product of its (nonzero) digits is 27000, while the sum is 31.

The square root of 1230555334 is about 35079.2721418219. The cubic root of 1230555334 is about 1071.6024941465.

The spelling of 1230555334 in words is "one billion, two hundred thirty million, five hundred fifty-five thousand, three hundred thirty-four".