1201440441 has 8 divisors (see below), whose sum is σ = 1602119680. Its totient is φ = 800860752.

The previous prime is 1201440419. The next prime is 1201440451. The reversal of 1201440441 is 1440441021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1201440441 - 2¹⁰ = 1201439417 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1201440451) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10440 + ... + 50118.

It is an arithmetic number, because the mean of its divisors is an integer number (200264960).

Almost surely, 2^1201440441 is an apocalyptic number.

It is an amenable number.

1201440441 is a deficient number, since it is larger than the sum of its proper divisors (400679239).

1201440441 is a wasteful number, since it uses less digits than its factorization.

1201440441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49775.

The product of its (nonzero) digits is 512, while the sum is 21.

The square root of 1201440441 is about 34661.8008908943. The cubic root of 1201440441 is about 1063.0835927698.

Adding to 1201440441 its reverse (1440441021), we get a palindrome (2641881462).

The spelling of 1201440441 in words is "one billion, two hundred one million, four hundred forty thousand, four hundred forty-one".