601968137 has 16 divisors (see below), whose sum is σ = 637857792. Its totient is φ = 567196560.

The previous prime is 601968083. The next prime is 601968139. The reversal of 601968137 is 731869106.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-601968137 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 601968094 and 601968103.

It is not an unprimeable number, because it can be changed into a prime (601968139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 622028 + ... + 622994.

It is an arithmetic number, because the mean of its divisors is an integer number (39866112).

Almost surely, 2^601968137 is an apocalyptic number.

It is an amenable number.

601968137 is a deficient number, since it is larger than the sum of its proper divisors (35889655).

601968137 is a wasteful number, since it uses less digits than its factorization.

601968137 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1508.

The product of its (nonzero) digits is 54432, while the sum is 41.

The square root of 601968137 is about 24535.0389647133. The cubic root of 601968137 is about 844.3538760163.

The spelling of 601968137 in words is "six hundred one million, nine hundred sixty-eight thousand, one hundred thirty-seven".