1441540028 has 6 divisors (see below), whose sum is σ = 2522695056. Its totient is φ = 720770012.

The previous prime is 1441540027. The next prime is 1441540049. The reversal of 1441540028 is 8200451441.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1441540027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 180192500 + ... + 180192507.

It is an arithmetic number, because the mean of its divisors is an integer number (420449176).

Almost surely, 2^1441540028 is an apocalyptic number.

It is an amenable number.

1441540028 is a deficient number, since it is larger than the sum of its proper divisors (1081155028).

1441540028 is a wasteful number, since it uses less digits than its factorization.

1441540028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 360385011 (or 360385009 counting only the distinct ones).

The product of its (nonzero) digits is 5120, while the sum is 29.

The square root of 1441540028 is about 37967.6181502079. The cubic root of 1441540028 is about 1129.6456528545.

Adding to 1441540028 its reverse (8200451441), we get a palindrome (9641991469).

The spelling of 1441540028 in words is "one billion, four hundred forty-one million, five hundred forty thousand, twenty-eight".