4081691337 has 8 divisors (see below), whose sum is σ = 5449743936. Its totient is φ = 2717383152.

The previous prime is 4081691329. The next prime is 4081691351. The reversal of 4081691337 is 7331961804.

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

It is not a de Polignac number, because 4081691337 - 2³ = 4081691329 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4081698337) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 933558 + ... + 937919.

It is an arithmetic number, because the mean of its divisors is an integer number (681217992).

Almost surely, 2^4081691337 is an apocalyptic number.

It is an amenable number.

4081691337 is a deficient number, since it is larger than the sum of its proper divisors (1368052599).

4081691337 is a wasteful number, since it uses less digits than its factorization.

4081691337 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1872207.

The product of its (nonzero) digits is 108864, while the sum is 42.

The square root of 4081691337 is about 63888.1157728102. The cubic root of 4081691337 is about 1598.1347191381.

The spelling of 4081691337 in words is "four billion, eighty-one million, six hundred ninety-one thousand, three hundred thirty-seven".