121004626 has 4 divisors (see below), whose sum is σ = 181506942. Its totient is φ = 60502312.

The previous prime is 121004603. The next prime is 121004629. The reversal of 121004626 is 626400121.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 626400121 = 37 ⋅16929733.

It can be written as a sum of positive squares in only one way, i.e., 68079001 + 52925625 = 8251^2 + 7275^2 .

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 121004597 and 121004606.

It is not an unprimeable number, because it can be changed into a prime (121004629) 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 as a sum of consecutive naturals, namely, 30251155 + ... + 30251158.

Almost surely, 2^121004626 is an apocalyptic number.

121004626 is a deficient number, since it is larger than the sum of its proper divisors (60502316).

121004626 is an equidigital number, since it uses as much as digits as its factorization.

121004626 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60502315.

The product of its (nonzero) digits is 576, while the sum is 22.

The square root of 121004626 is about 11000.2102707176. The cubic root of 121004626 is about 494.6150474403.

Adding to 121004626 its reverse (626400121), we get a palindrome (747404747).

The spelling of 121004626 in words is "one hundred twenty-one million, four thousand, six hundred twenty-six".