1441653201 has 16 divisors (see below), whose sum is σ = 2139268800. Its totient is φ = 959533344.

The previous prime is 1441653197. The next prime is 1441653203. The reversal of 1441653201 is 1023561441.

It is a happy number.

1441653201 is a `hidden beast` number, since 1 + 4 + 4 + 1 + 653 + 2 + 0 + 1 = 666.

It is not a de Polignac number, because 1441653201 - 2² = 1441653197 is a prime.

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

It is not an unprimeable number, because it can be changed into a prime (1441653203) 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, 26611 + ... + 59928.

It is an arithmetic number, because the mean of its divisors is an integer number (133704300).

Almost surely, 2^1441653201 is an apocalyptic number.

It is an amenable number.

1441653201 is a deficient number, since it is larger than the sum of its proper divisors (697615599).

1441653201 is an equidigital number, since it uses as much as digits as its factorization.

1441653201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87165 (or 87159 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 1441653201 is about 37969.1085094185. The cubic root of 1441653201 is about 1129.6752143048.

The spelling of 1441653201 in words is "one billion, four hundred forty-one million, six hundred fifty-three thousand, two hundred one".