1441551141 has 16 divisors (see below), whose sum is σ = 2138630400. Its totient is φ = 959684544.

The previous prime is 1441551113. The next prime is 1441551173. The reversal of 1441551141 is 1411551441.

It is a happy number.

1441551141 is a `hidden beast` number, since 144 + 1 + 5 + 511 + 4 + 1 = 666.

It is not a de Polignac number, because 1441551141 - 2⁶ = 1441551077 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1441551101) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17716 + ... + 56541.

It is an arithmetic number, because the mean of its divisors is an integer number (133664400).

Almost surely, 2^1441551141 is an apocalyptic number.

It is an amenable number.

1441551141 is a deficient number, since it is larger than the sum of its proper divisors (697079259).

1441551141 is an equidigital number, since it uses as much as digits as its factorization.

1441551141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74985 (or 74979 counting only the distinct ones).

The product of its digits is 1600, while the sum is 27.

The square root of 1441551141 is about 37967.7644983215. The cubic root of 1441551141 is about 1129.6485557037.

It can be divided in two parts, 14415 and 51141, that added together give a palindrome (65556).

The spelling of 1441551141 in words is "one billion, four hundred forty-one million, five hundred fifty-one thousand, one hundred forty-one".