11390597 has 4 divisors (see below), whose sum is σ = 11415456. Its totient is φ = 11365740.

The previous prime is 11390593. The next prime is 11390641. The reversal of 11390597 is 79509311.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 11390597 - 2² = 11390593 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11390593) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11729 + ... + 12662.

It is an arithmetic number, because the mean of its divisors is an integer number (2853864).

Almost surely, 2^11390597 is an apocalyptic number.

It is an amenable number.

11390597 is a deficient number, since it is larger than the sum of its proper divisors (24859).

11390597 is an equidigital number, since it uses as much as digits as its factorization.

11390597 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24858.

The product of its (nonzero) digits is 8505, while the sum is 35.

The square root of 11390597 is about 3374.9958518493. The cubic root of 11390597 is about 224.9998156377. Note that the first 3 decimals are identical.

The spelling of 11390597 in words is "eleven million, three hundred ninety thousand, five hundred ninety-seven".