154604042 has 4 divisors (see below), whose sum is σ = 231906066. Its totient is φ = 77302020.

The previous prime is 154604011. The next prime is 154604053. The reversal of 154604042 is 240406451.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 125238481 + 29365561 = 11191^2 + 5419^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38651009 + ... + 38651012.

Almost surely, 2^154604042 is an apocalyptic number.

154604042 is a deficient number, since it is larger than the sum of its proper divisors (77302024).

154604042 is an equidigital number, since it uses as much as digits as its factorization.

154604042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77302023.

The product of its (nonzero) digits is 3840, while the sum is 26.

The square root of 154604042 is about 12433.9873733248. The cubic root of 154604042 is about 536.7107343073.

The spelling of 154604042 in words is "one hundred fifty-four million, six hundred four thousand, forty-two".