3601681379 has 4 divisors (see below), whose sum is σ = 3601819584. Its totient is φ = 3601543176.

The previous prime is 3601681357. The next prime is 3601681423. The reversal of 3601681379 is 9731861063.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9731861063 = 52379 ⋅185797.

It is a cyclic number.

It is not a de Polignac number, because 3601681379 - 2¹² = 3601677283 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3601681679) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16832 + ... + 86525.

It is an arithmetic number, because the mean of its divisors is an integer number (900454896).

Almost surely, 2^3601681379 is an apocalyptic number.

3601681379 is a deficient number, since it is larger than the sum of its proper divisors (138205).

3601681379 is a wasteful number, since it uses less digits than its factorization.

3601681379 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138204.

The product of its (nonzero) digits is 163296, while the sum is 44.

The square root of 3601681379 is about 60014.0098560328. The cubic root of 3601681379 is about 1532.8574307219.

The spelling of 3601681379 in words is "three billion, six hundred one million, six hundred eighty-one thousand, three hundred seventy-nine".