122127752 has 8 divisors (see below), whose sum is σ = 228989550. Its totient is φ = 61063872.

The previous prime is 122127751. The next prime is 122127799. The reversal of 122127752 is 257721221.

It can be written as a sum of positive squares in only one way, i.e., 108035236 + 14092516 = 10394^2 + 3754^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (122127751) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7632977 + ... + 7632992.

Almost surely, 2^122127752 is an apocalyptic number.

It is an amenable number.

122127752 is a deficient number, since it is larger than the sum of its proper divisors (106861798).

122127752 is a wasteful number, since it uses less digits than its factorization.

122127752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15265975 (or 15265971 counting only the distinct ones).

The product of its digits is 3920, while the sum is 29.

The square root of 122127752 is about 11051.1425653640. The cubic root of 122127752 is about 496.1406230655.

Adding to 122127752 its reverse (257721221), we get a palindrome (379848973).

The spelling of 122127752 in words is "one hundred twenty-two million, one hundred twenty-seven thousand, seven hundred fifty-two".