122140798 has 8 divisors (see below), whose sum is σ = 197304408. Its totient is φ = 56372664.

The previous prime is 122140793. The next prime is 122140807. The reversal of 122140798 is 897041221.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122140793) 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 3 ways as a sum of consecutive naturals, for example, 2348836 + ... + 2348887.

It is an arithmetic number, because the mean of its divisors is an integer number (24663051).

Almost surely, 2^122140798 is an apocalyptic number.

122140798 is a deficient number, since it is larger than the sum of its proper divisors (75163610).

122140798 is a wasteful number, since it uses less digits than its factorization.

122140798 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4697738.

The product of its (nonzero) digits is 8064, while the sum is 34.

The square root of 122140798 is about 11051.7328053116. The cubic root of 122140798 is about 496.1582887748.

The spelling of 122140798 in words is "one hundred twenty-two million, one hundred forty thousand, seven hundred ninety-eight".