154943483 has 4 divisors (see below), whose sum is σ = 155280048. Its totient is φ = 154606920.

The previous prime is 154943473. The next prime is 154943497. The reversal of 154943483 is 384349451.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-154943483 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 154943483.

It is not an unprimeable number, because it can be changed into a prime (154943473) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 167591 + ... + 168512.

It is an arithmetic number, because the mean of its divisors is an integer number (38820012).

Almost surely, 2^154943483 is an apocalyptic number.

154943483 is a deficient number, since it is larger than the sum of its proper divisors (336565).

154943483 is an equidigital number, since it uses as much as digits as its factorization.

154943483 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 336564.

The product of its digits is 207360, while the sum is 41.

The square root of 154943483 is about 12447.6296137056. The cubic root of 154943483 is about 537.1032390541.

The spelling of 154943483 in words is "one hundred fifty-four million, nine hundred forty-three thousand, four hundred eighty-three".