1436441141 has 4 divisors (see below), whose sum is σ = 1482777984. Its totient is φ = 1390104300.

The previous prime is 1436441113. The next prime is 1436441143. The reversal of 1436441141 is 1411446341.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 1411446341 = 109 ⋅12949049.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1436441141 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1436441143) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 23168375 + ... + 23168436.

It is an arithmetic number, because the mean of its divisors is an integer number (370694496).

Almost surely, 2^1436441141 is an apocalyptic number.

It is an amenable number.

1436441141 is a deficient number, since it is larger than the sum of its proper divisors (46336843).

1436441141 is an equidigital number, since it uses as much as digits as its factorization.

1436441141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46336842.

The product of its digits is 4608, while the sum is 29.

The square root of 1436441141 is about 37900.4108289079. The cubic root of 1436441141 is about 1128.3121854110.

Adding to 1436441141 its reverse (1411446341), we get a palindrome (2847887482).

The spelling of 1436441141 in words is "one billion, four hundred thirty-six million, four hundred forty-one thousand, one hundred forty-one".