1441840197 has 32 divisors (see below), whose sum is σ = 2260426752. Its totient is φ = 800417664.

The previous prime is 1441840187. The next prime is 1441840217. The reversal of 1441840197 is 7910481441.

It is not a de Polignac number, because 1441840197 - 2⁷ = 1441840069 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1441840187) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 129888 + ... + 140550.

It is an arithmetic number, because the mean of its divisors is an integer number (70638336).

Almost surely, 2^1441840197 is an apocalyptic number.

It is an amenable number.

1441840197 is a deficient number, since it is larger than the sum of its proper divisors (818586555).

1441840197 is a wasteful number, since it uses less digits than its factorization.

1441840197 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10857.

The product of its (nonzero) digits is 32256, while the sum is 39.

The square root of 1441840197 is about 37971.5709050863. The cubic root of 1441840197 is about 1129.7240553653.

It can be divided in two parts, 14418 and 40197, that added together give a triangular number (54615 = T₃₃₀).

The spelling of 1441840197 in words is "one billion, four hundred forty-one million, eight hundred forty thousand, one hundred ninety-seven".