153872122 has 8 divisors (see below), whose sum is σ = 237046356. Its totient is φ = 74856672.

The previous prime is 153872113. The next prime is 153872137. The reversal of 153872122 is 221278351.

It can be written as a sum of positive squares in 2 ways, for example, as 153536881 + 335241 = 12391^2 + 579^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1039603 + ... + 1039750.

Almost surely, 2^153872122 is an apocalyptic number.

153872122 is a deficient number, since it is larger than the sum of its proper divisors (83174234).

153872122 is a wasteful number, since it uses less digits than its factorization.

153872122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2079392.

The product of its digits is 6720, while the sum is 31.

The square root of 153872122 is about 12404.5202244988. The cubic root of 153872122 is about 535.8624363876.

The spelling of 153872122 in words is "one hundred fifty-three million, eight hundred seventy-two thousand, one hundred twenty-two".