3241816157 has 4 divisors (see below), whose sum is σ = 3412438080. Its totient is φ = 3071194236.

The previous prime is 3241816141. The next prime is 3241816163. The reversal of 3241816157 is 7516181423.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 3241816157 - 2⁴ = 3241816141 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3241816157.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3241816187) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 85310933 + ... + 85310970.

It is an arithmetic number, because the mean of its divisors is an integer number (853109520).

Almost surely, 2^3241816157 is an apocalyptic number.

It is an amenable number.

3241816157 is a deficient number, since it is larger than the sum of its proper divisors (170621923).

3241816157 is a wasteful number, since it uses less digits than its factorization.

3241816157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170621922.

The product of its digits is 40320, while the sum is 38.

The square root of 3241816157 is about 56936.9489611096. The cubic root of 3241816157 is about 1480.0036761840.

The spelling of 3241816157 in words is "three billion, two hundred forty-one million, eight hundred sixteen thousand, one hundred fifty-seven".