154606066 has 4 divisors (see below), whose sum is σ = 231909102. Its totient is φ = 77303032.

The previous prime is 154606063. The next prime is 154606087. The reversal of 154606066 is 660606451.

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., 154480041 + 126025 = 12429^2 + 355^2 .

It is not an unprimeable number, because it can be changed into a prime (154606061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38651515 + ... + 38651518.

Almost surely, 2^154606066 is an apocalyptic number.

154606066 is a deficient number, since it is larger than the sum of its proper divisors (77303036).

154606066 is an equidigital number, since it uses as much as digits as its factorization.

154606066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77303035.

The product of its (nonzero) digits is 25920, while the sum is 34.

The square root of 154606066 is about 12434.0687628789. The cubic root of 154606066 is about 536.7130764146.

The spelling of 154606066 in words is "one hundred fifty-four million, six hundred six thousand, sixty-six".