1612443534 has 48 divisors (see below), whose sum is σ = 3515497344. Its totient is φ = 492804000.

The previous prime is 1612443479. The next prime is 1612443551. The reversal of 1612443534 is 4353442161.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1612443495 and 1612443504.

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 23 ways as a sum of consecutive naturals, for example, 147849 + ... + 158379.

It is an arithmetic number, because the mean of its divisors is an integer number (73239528).

Almost surely, 2^1612443534 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1612443534, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1757748672).

1612443534 is an abundant number, since it is smaller than the sum of its proper divisors (1903053810).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1612443534 is a wasteful number, since it uses less digits than its factorization.

1612443534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10713 (or 10700 counting only the distinct ones).

The product of its digits is 34560, while the sum is 33.

The square root of 1612443534 is about 40155.2429204456. The cubic root of 1612443534 is about 1172.6313615111.

Adding to 1612443534 its reverse (4353442161), we get a palindrome (5965885695).

The spelling of 1612443534 in words is "one billion, six hundred twelve million, four hundred forty-three thousand, five hundred thirty-four".