153156434 has 8 divisors (see below), whose sum is σ = 243248508. Its totient is φ = 72073600.

The previous prime is 153156433. The next prime is 153156457. The reversal of 153156434 is 434651351.

It can be written as a sum of positive squares in 2 ways, for example, as 118875409 + 34281025 = 10903^2 + 5855^2 .

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

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 153156434.

It is not an unprimeable number, because it can be changed into a prime (153156433) 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 in 3 ways as a sum of consecutive naturals, for example, 2252267 + ... + 2252334.

Almost surely, 2^153156434 is an apocalyptic number.

153156434 is a deficient number, since it is larger than the sum of its proper divisors (90092074).

153156434 is a wasteful number, since it uses less digits than its factorization.

153156434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4504620.

The product of its digits is 21600, while the sum is 32.

The square root of 153156434 is about 12375.6387309908. The cubic root of 153156434 is about 535.0303461984.

The spelling of 153156434 in words is "one hundred fifty-three million, one hundred fifty-six thousand, four hundred thirty-four".