1230232534 has 8 divisors (see below), whose sum is σ = 1850577480. Its totient is φ = 613373376.

The previous prime is 1230232517. The next prime is 1230232543. The reversal of 1230232534 is 4352320321.

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

It is a super-2 number, since 2×1230232534² = 3026944175424122312, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1230232499 and 1230232508.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 870564 + ... + 871975.

It is an arithmetic number, because the mean of its divisors is an integer number (231322185).

Almost surely, 2^1230232534 is an apocalyptic number.

1230232534 is a deficient number, since it is larger than the sum of its proper divisors (620344946).

1230232534 is a wasteful number, since it uses less digits than its factorization.

1230232534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1742894.

The product of its (nonzero) digits is 4320, while the sum is 25.

The square root of 1230232534 is about 35074.6708323827. The cubic root of 1230232534 is about 1071.5087848196.

Adding to 1230232534 its reverse (4352320321), we get a palindrome (5582552855).

The spelling of 1230232534 in words is "one billion, two hundred thirty million, two hundred thirty-two thousand, five hundred thirty-four".