124120004 has 6 divisors (see below), whose sum is σ = 217210014. Its totient is φ = 62060000.

The previous prime is 124119977. The next prime is 124120019. The reversal of 124120004 is 400021421.

It can be written as a sum of positive squares in only one way, i.e., 78287104 + 45832900 = 8848^2 + 6770^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15514997 + ... + 15515004.

It is an arithmetic number, because the mean of its divisors is an integer number (36201669).

Almost surely, 2^124120004 is an apocalyptic number.

It is an amenable number.

124120004 is a deficient number, since it is larger than the sum of its proper divisors (93090010).

124120004 is a wasteful number, since it uses less digits than its factorization.

124120004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31030005 (or 31030003 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

The square root of 124120004 is about 11140.9157612828. The cubic root of 124120004 is about 498.8239077832.

Adding to 124120004 its reverse (400021421), we get a palindrome (524141425).

The spelling of 124120004 in words is "one hundred twenty-four million, one hundred twenty thousand, four".