154420132 has 6 divisors (see below), whose sum is σ = 270235238. Its totient is φ = 77210064.

The previous prime is 154420121. The next prime is 154420151. The reversal of 154420132 is 231024451.

It can be written as a sum of positive squares in only one way, i.e., 116769636 + 37650496 = 10806^2 + 6136^2 .

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, 19302513 + ... + 19302520.

Almost surely, 2^154420132 is an apocalyptic number.

It is an amenable number.

154420132 is a deficient number, since it is larger than the sum of its proper divisors (115815106).

154420132 is a wasteful number, since it uses less digits than its factorization.

154420132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38605037 (or 38605035 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 154420132 is about 12426.5897172153. The cubic root of 154420132 is about 536.4978342333.

Adding to 154420132 its reverse (231024451), we get a palindrome (385444583).

The spelling of 154420132 in words is "one hundred fifty-four million, four hundred twenty thousand, one hundred thirty-two".