11420963 has 4 divisors (see below), whose sum is σ = 11489520. Its totient is φ = 11352408.

The previous prime is 11420947. The next prime is 11420971. The reversal of 11420963 is 36902411.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11420963 - 2⁴ = 11420947 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11420063) 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 in 3 ways as a sum of consecutive naturals, for example, 34028 + ... + 34361.

It is an arithmetic number, because the mean of its divisors is an integer number (2872380).

Almost surely, 2^11420963 is an apocalyptic number.

11420963 is a deficient number, since it is larger than the sum of its proper divisors (68557).

11420963 is an equidigital number, since it uses as much as digits as its factorization.

11420963 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68556.

The product of its (nonzero) digits is 1296, while the sum is 26.

The square root of 11420963 is about 3379.4915298015. The cubic root of 11420963 is about 225.1995792956.

The spelling of 11420963 in words is "eleven million, four hundred twenty thousand, nine hundred sixty-three".