122145004 has 6 divisors (see below), whose sum is σ = 213753764. Its totient is φ = 61072500.

The previous prime is 122144989. The next prime is 122145011. The reversal of 122145004 is 400541221.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15268122 + ... + 15268129.

Almost surely, 2^122145004 is an apocalyptic number.

It is an amenable number.

122145004 is a deficient number, since it is larger than the sum of its proper divisors (91608760).

122145004 is a wasteful number, since it uses less digits than its factorization.

122145004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30536255 (or 30536253 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 19.

The square root of 122145004 is about 11051.9230905757. The cubic root of 122145004 is about 496.1639838902.

Adding to 122145004 its reverse (400541221), we get a palindrome (522686225).

It can be divided in two parts, 1221 and 45004, that added together give a square (46225 = 215²).

The spelling of 122145004 in words is "one hundred twenty-two million, one hundred forty-five thousand, four".