1441162521 has 12 divisors (see below), whose sum is σ = 2191241520. Its totient is φ = 910207800.

The previous prime is 1441162519. The next prime is 1441162531. The reversal of 1441162521 is 1252611441.

1441162521 is a `hidden beast` number, since 1 + 4 + 4 + 11 + 625 + 21 = 666.

It is not a de Polignac number, because 1441162521 - 2¹ = 1441162519 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1441162531) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4213755 + ... + 4214096.

It is an arithmetic number, because the mean of its divisors is an integer number (182603460).

Almost surely, 2^1441162521 is an apocalyptic number.

It is an amenable number.

1441162521 is a deficient number, since it is larger than the sum of its proper divisors (750078999).

1441162521 is a wasteful number, since it uses less digits than its factorization.

1441162521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8427876 (or 8427873 counting only the distinct ones).

The product of its digits is 1920, while the sum is 27.

The square root of 1441162521 is about 37962.6463908932. The cubic root of 1441162521 is about 1129.5470346257.

Adding to 1441162521 its reverse (1252611441), we get a palindrome (2693773962).

The spelling of 1441162521 in words is "one billion, four hundred forty-one million, one hundred sixty-two thousand, five hundred twenty-one".