11420817 has 8 divisors (see below), whose sum is σ = 15249024. Its totient is φ = 7603248.

The previous prime is 11420791. The next prime is 11420819. The reversal of 11420817 is 71802411.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11420817 - 2¹¹ = 11418769 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11420819) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 328 + ... + 4790.

It is an arithmetic number, because the mean of its divisors is an integer number (1906128).

Almost surely, 2^11420817 is an apocalyptic number.

It is an amenable number.

11420817 is a deficient number, since it is larger than the sum of its proper divisors (3828207).

11420817 is an equidigital number, since it uses as much as digits as its factorization.

11420817 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5319.

The product of its (nonzero) digits is 448, while the sum is 24.

The square root of 11420817 is about 3379.4699288498. The cubic root of 11420817 is about 225.1986196778.

The spelling of 11420817 in words is "eleven million, four hundred twenty thousand, eight hundred seventeen".