154533434 has 32 divisors (see below), whose sum is σ = 270464832. Its totient is φ = 65440000.

The previous prime is 154533433. The next prime is 154533439. The reversal of 154533434 is 434335451.

It is a self number, because there is not a number n which added to its sum of digits gives 154533434.

It is not an unprimeable number, because it can be changed into a prime (154533433) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 35729 + ... + 39819.

It is an arithmetic number, because the mean of its divisors is an integer number (8452026).

Almost surely, 2^154533434 is an apocalyptic number.

154533434 is a deficient number, since it is larger than the sum of its proper divisors (115931398).

154533434 is a wasteful number, since it uses less digits than its factorization.

154533434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4222.

The product of its digits is 43200, while the sum is 32.

The square root of 154533434 is about 12431.1477346221. The cubic root of 154533434 is about 536.6290162151.

Adding to 154533434 its reverse (434335451), we get a palindrome (588868885).

The spelling of 154533434 in words is "one hundred fifty-four million, five hundred thirty-three thousand, four hundred thirty-four".