154545452 has 12 divisors (see below), whose sum is σ = 274888656. Its totient is φ = 76005840.

The previous prime is 154545431. The next prime is 154545491. The reversal of 154545452 is 254545451.

It is a hoax number, since the sum of its digits (35) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

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, 316448 + ... + 316935.

It is an arithmetic number, because the mean of its divisors is an integer number (22907388).

Almost surely, 2^154545452 is an apocalyptic number.

It is an amenable number.

154545452 is a deficient number, since it is larger than the sum of its proper divisors (120343204).

154545452 is a wasteful number, since it uses less digits than its factorization.

154545452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 633448 (or 633446 counting only the distinct ones).

The product of its digits is 80000, while the sum is 35.

The square root of 154545452 is about 12431.6311077831. The cubic root of 154545452 is about 536.6429269919.

Subtracting 154545452 from its reverse (254545451), we obtain a palindrome (99999999).

The spelling of 154545452 in words is "one hundred fifty-four million, five hundred forty-five thousand, four hundred fifty-two".