3661531134 has 8 divisors (see below), whose sum is σ = 7323062280. Its totient is φ = 1220510376.

The previous prime is 3661531127. The next prime is 3661531157. The reversal of 3661531134 is 4311351663.

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

3661531134 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 3661531095 and 3661531104.

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, 305127589 + ... + 305127600.

It is an arithmetic number, because the mean of its divisors is an integer number (915382785).

Almost surely, 2^3661531134 is an apocalyptic number.

3661531134 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

3661531134 is a wasteful number, since it uses less digits than its factorization.

3661531134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 610255194.

The product of its digits is 19440, while the sum is 33.

The square root of 3661531134 is about 60510.5869579861. The cubic root of 3661531134 is about 1541.3014149365.

Adding to 3661531134 its reverse (4311351663), we get a palindrome (7972882797).

The spelling of 3661531134 in words is "three billion, six hundred sixty-one million, five hundred thirty-one thousand, one hundred thirty-four".