1144436201 has 2 divisors, whose sum is σ = 1144436202. Its totient is φ = 1144436200.

The previous prime is 1144436191. The next prime is 1144436221. The reversal of 1144436201 is 1026344411.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 957840601 + 186595600 = 30949^2 + 13660^2 .

It is an emirp because it is prime and its reverse (1026344411) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1144436201 - 2²² = 1140241897 is a prime.

It is not a weakly prime, because it can be changed into another prime (1144436221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 572218100 + 572218101.

It is an arithmetic number, because the mean of its divisors is an integer number (572218101).

Almost surely, 2^1144436201 is an apocalyptic number.

It is an amenable number.

1144436201 is a deficient number, since it is larger than the sum of its proper divisors (1).

1144436201 is an equidigital number, since it uses as much as digits as its factorization.

1144436201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2304, while the sum is 26.

The square root of 1144436201 is about 33829.5167124805. The cubic root of 1144436201 is about 1045.9972169239.

The spelling of 1144436201 in words is "one billion, one hundred forty-four million, four hundred thirty-six thousand, two hundred one".