154509483 has 4 divisors (see below), whose sum is σ = 206012648. Its totient is φ = 103006320.

The previous prime is 154509479. The next prime is 154509491. The reversal of 154509483 is 384905451.

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

It is not a de Polignac number, because 154509483 - 2² = 154509479 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (154509403) by changing a digit.

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, 25751578 + ... + 25751583.

It is an arithmetic number, because the mean of its divisors is an integer number (51503162).

Almost surely, 2^154509483 is an apocalyptic number.

154509483 is a deficient number, since it is larger than the sum of its proper divisors (51503165).

154509483 is an equidigital number, since it uses as much as digits as its factorization.

154509483 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51503164.

The product of its (nonzero) digits is 86400, while the sum is 39.

The square root of 154509483 is about 12430.1843510062. The cubic root of 154509483 is about 536.6012908974.

The spelling of 154509483 in words is "one hundred fifty-four million, five hundred nine thousand, four hundred eighty-three".