122999452 has 24 divisors (see below), whose sum is σ = 219669296. Its totient is φ = 60248448.

The previous prime is 122999449. The next prime is 122999453. The reversal of 122999452 is 254999221.

It is a junction number, because it is equal to n+sod(n) for n = 122999399 and 122999408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122999453) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44503 + ... + 47185.

Almost surely, 2^122999452 is an apocalyptic number.

It is an amenable number.

122999452 is a deficient number, since it is larger than the sum of its proper divisors (96669844).

122999452 is a wasteful number, since it uses less digits than its factorization.

122999452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2917 (or 2915 counting only the distinct ones).

The product of its digits is 116640, while the sum is 43.

The square root of 122999452 is about 11090.5118006339. The cubic root of 122999452 is about 497.3182447599.

The spelling of 122999452 in words is "one hundred twenty-two million, nine hundred ninety-nine thousand, four hundred fifty-two".