1441554401 has 4 divisors (see below), whose sum is σ = 1647490752. Its totient is φ = 1235618052.

The previous prime is 1441554349. The next prime is 1441554431. The reversal of 1441554401 is 1044551441.

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: 1044551441 = 107 ⋅9762163.

It is a cyclic number.

It is not a de Polignac number, because 1441554401 - 2²⁶ = 1374445537 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1441554431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 102968165 + ... + 102968178.

It is an arithmetic number, because the mean of its divisors is an integer number (411872688).

Almost surely, 2^1441554401 is an apocalyptic number.

It is an amenable number.

1441554401 is a deficient number, since it is larger than the sum of its proper divisors (205936351).

1441554401 is an equidigital number, since it uses as much as digits as its factorization.

1441554401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 205936350.

The product of its (nonzero) digits is 6400, while the sum is 29.

The square root of 1441554401 is about 37967.8074294527. The cubic root of 1441554401 is about 1129.6494072520.

The spelling of 1441554401 in words is "one billion, four hundred forty-one million, five hundred fifty-four thousand, four hundred one".