36901261 has 2 divisors, whose sum is σ = 36901262. Its totient is φ = 36901260.

The previous prime is 36901243. The next prime is 36901273. The reversal of 36901261 is 16210963.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 34633225 + 2268036 = 5885^2 + 1506^2 .

It is an emirp because it is prime and its reverse (16210963) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 36901261 - 2⁷ = 36901133 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (36901231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18450630 + 18450631.

It is an arithmetic number, because the mean of its divisors is an integer number (18450631).

Almost surely, 2^36901261 is an apocalyptic number.

It is an amenable number.

36901261 is a deficient number, since it is larger than the sum of its proper divisors (1).

36901261 is an equidigital number, since it uses as much as digits as its factorization.

36901261 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1944, while the sum is 28.

The square root of 36901261 is about 6074.6408124267. The cubic root of 36901261 is about 332.9255064574.

The spelling of 36901261 in words is "thirty-six million, nine hundred one thousand, two hundred sixty-one".