1230628526 has 8 divisors (see below), whose sum is σ = 1846328904. Its totient is φ = 615185560.

The previous prime is 1230628519. The next prime is 1230628561. The reversal of 1230628526 is 6258260321.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51920 + ... + 71811.

It is an arithmetic number, because the mean of its divisors is an integer number (230791113).

Almost surely, 2^1230628526 is an apocalyptic number.

1230628526 is a deficient number, since it is larger than the sum of its proper divisors (615700378).

1230628526 is a wasteful number, since it uses less digits than its factorization.

1230628526 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128706.

The product of its (nonzero) digits is 34560, while the sum is 35.

The square root of 1230628526 is about 35080.3153634627. The cubic root of 1230628526 is about 1071.6237396153.

Adding to 1230628526 its reverse (6258260321), we get a palindrome (7488888847).

The spelling of 1230628526 in words is "one billion, two hundred thirty million, six hundred twenty-eight thousand, five hundred twenty-six".