36144401 has 2 divisors, whose sum is σ = 36144402. Its totient is φ = 36144400.

The previous prime is 36144379. The next prime is 36144439. The reversal of 36144401 is 10444163.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 35093776 + 1050625 = 5924^2 + 1025^2 .

It is a cyclic number.

It is not a de Polignac number, because 36144401 - 2⁶ = 36144337 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (36144491) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18072200 + 18072201.

It is an arithmetic number, because the mean of its divisors is an integer number (18072201).

Almost surely, 2^36144401 is an apocalyptic number.

It is an amenable number.

36144401 is a deficient number, since it is larger than the sum of its proper divisors (1).

36144401 is an equidigital number, since it uses as much as digits as its factorization.

36144401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 36144401 is about 6012.0213738808. The cubic root of 36144401 is about 330.6336188781.

Adding to 36144401 its reverse (10444163), we get a palindrome (46588564).

The spelling of 36144401 in words is "thirty-six million, one hundred forty-four thousand, four hundred one".