365541401 has 2 divisors, whose sum is σ = 365541402. Its totient is φ = 365541400.

The previous prime is 365541391. The next prime is 365541431. The reversal of 365541401 is 104145563.

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., 308915776 + 56625625 = 17576^2 + 7525^2 .

It is an emirp because it is prime and its reverse (104145563) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 365541401 - 2²² = 361347097 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (365541431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 182770700 + 182770701.

It is an arithmetic number, because the mean of its divisors is an integer number (182770701).

Almost surely, 2^365541401 is an apocalyptic number.

It is an amenable number.

365541401 is a deficient number, since it is larger than the sum of its proper divisors (1).

365541401 is an equidigital number, since it uses as much as digits as its factorization.

365541401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7200, while the sum is 29.

The square root of 365541401 is about 19119.1370359648. The cubic root of 365541401 is about 715.0101232531.

Adding to 365541401 its reverse (104145563), we get a palindrome (469686964).

The spelling of 365541401 in words is "three hundred sixty-five million, five hundred forty-one thousand, four hundred one".