11370649 has 2 divisors, whose sum is σ = 11370650. Its totient is φ = 11370648.

The previous prime is 11370641. The next prime is 11370659. The reversal of 11370649 is 94607311.

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., 11343424 + 27225 = 3368^2 + 165^2 .

It is an emirp because it is prime and its reverse (94607311) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11370649 - 2³ = 11370641 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11370649.

It is not a weakly prime, because it can be changed into another prime (11370641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5685324 + 5685325.

It is an arithmetic number, because the mean of its divisors is an integer number (5685325).

Almost surely, 2^11370649 is an apocalyptic number.

It is an amenable number.

11370649 is a deficient number, since it is larger than the sum of its proper divisors (1).

11370649 is an equidigital number, since it uses as much as digits as its factorization.

11370649 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4536, while the sum is 31.

The square root of 11370649 is about 3372.0392939585. The cubic root of 11370649 is about 224.8683938183.

The spelling of 11370649 in words is "eleven million, three hundred seventy thousand, six hundred forty-nine".