2481439145 has 8 divisors (see below), whose sum is σ = 2986725120. Its totient is φ = 1979152560.

The previous prime is 2481439127. The next prime is 2481439183. The reversal of 2481439145 is 5419341842.

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

It is a de Polignac number, because none of the positive numbers 2^k-2481439145 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 748025 + ... + 751334.

It is an arithmetic number, because the mean of its divisors is an integer number (373340640).

Almost surely, 2^2481439145 is an apocalyptic number.

It is an amenable number.

2481439145 is a deficient number, since it is larger than the sum of its proper divisors (505285975).

2481439145 is a wasteful number, since it uses less digits than its factorization.

2481439145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1499695.

The product of its digits is 138240, while the sum is 41.

The square root of 2481439145 is about 49814.0456598337. The cubic root of 2481439145 is about 1353.8416674436.

The spelling of 2481439145 in words is "two billion, four hundred eighty-one million, four hundred thirty-nine thousand, one hundred forty-five".