4509154 has 8 divisors (see below), whose sum is σ = 7284060. Its totient is φ = 2081136.

The previous prime is 4509149. The next prime is 4509161. The reversal of 4509154 is 4519054.

It can be written as a sum of positive squares in 2 ways, for example, as 4507129 + 2025 = 2123^2 + 45^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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 in 3 ways as a sum of consecutive naturals, for example, 86689 + ... + 86740.

Almost surely, 2^4509154 is an apocalyptic number.

4509154 is a deficient number, since it is larger than the sum of its proper divisors (2774906).

4509154 is a wasteful number, since it uses less digits than its factorization.

4509154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173444.

The product of its (nonzero) digits is 3600, while the sum is 28.

The square root of 4509154 is about 2123.4768658971. The cubic root of 4509154 is about 165.2082341848.

It can be divided in two parts, 450 and 9154, that added together give a square (9604 = 98²).

The spelling of 4509154 in words is "four million, five hundred nine thousand, one hundred fifty-four".