10994721 has 8 divisors (see below), whose sum is σ = 14794560. Its totient is φ = 7262352.

The previous prime is 10994719. The next prime is 10994723. The reversal of 10994721 is 12749901.

It is an interprime number because it is at equal distance from previous prime (10994719) and next prime (10994723).

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

It is not a de Polignac number, because 10994721 - 2¹ = 10994719 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10994723) 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, 16485 + ... + 17138.

It is an arithmetic number, because the mean of its divisors is an integer number (1849320).

Almost surely, 2^10994721 is an apocalyptic number.

It is an amenable number.

10994721 is a deficient number, since it is larger than the sum of its proper divisors (3799839).

10994721 is a wasteful number, since it uses less digits than its factorization.

10994721 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33735.

The product of its (nonzero) digits is 4536, while the sum is 33.

The square root of 10994721 is about 3315.8288556559. The cubic root of 10994721 is about 222.3624264221.

It can be divided in two parts, 109 and 94721, that added together give a triangular number (94830 = T₄₃₅).

The spelling of 10994721 in words is "ten million, nine hundred ninety-four thousand, seven hundred twenty-one".