122348939 has 4 divisors (see below), whose sum is σ = 122614800. Its totient is φ = 122083080.

The previous prime is 122348929. The next prime is 122348953. The reversal of 122348939 is 939843221.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-122348939 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 122348896 and 122348905.

It is not an unprimeable number, because it can be changed into a prime (122348929) 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, 132239 + ... + 133160.

It is an arithmetic number, because the mean of its divisors is an integer number (30653700).

Almost surely, 2^122348939 is an apocalyptic number.

122348939 is a deficient number, since it is larger than the sum of its proper divisors (265861).

122348939 is an equidigital number, since it uses as much as digits as its factorization.

122348939 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 265860.

The product of its digits is 93312, while the sum is 41.

The square root of 122348939 is about 11061.1454650954. The cubic root of 122348939 is about 496.4399644530.

The spelling of 122348939 in words is "one hundred twenty-two million, three hundred forty-eight thousand, nine hundred thirty-nine".