10961943 has 4 divisors (see below), whose sum is σ = 14615928. Its totient is φ = 7307960.

The previous prime is 10961933. The next prime is 10961959. The reversal of 10961943 is 34916901.

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 10961943 - 2⁴ = 10961927 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10961933) 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, 1826988 + ... + 1826993.

It is an arithmetic number, because the mean of its divisors is an integer number (3653982).

Almost surely, 2^10961943 is an apocalyptic number.

10961943 is a deficient number, since it is larger than the sum of its proper divisors (3653985).

10961943 is an equidigital number, since it uses as much as digits as its factorization.

10961943 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3653984.

The product of its (nonzero) digits is 5832, while the sum is 33.

The square root of 10961943 is about 3310.8825107515. The cubic root of 10961943 is about 222.1412338857.

The spelling of 10961943 in words is "ten million, nine hundred sixty-one thousand, nine hundred forty-three".