10978522 has 4 divisors (see below), whose sum is σ = 16467786. Its totient is φ = 5489260.

The previous prime is 10978519. The next prime is 10978537. The reversal of 10978522 is 22587901.

10978522 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 22587901 = 7 ⋅3226843.

It can be written as a sum of positive squares in only one way, i.e., 9492561 + 1485961 = 3081^2 + 1219^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2744629 + ... + 2744632.

Almost surely, 2^10978522 is an apocalyptic number.

10978522 is a deficient number, since it is larger than the sum of its proper divisors (5489264).

10978522 is an equidigital number, since it uses as much as digits as its factorization.

10978522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5489263.

The product of its (nonzero) digits is 10080, while the sum is 34.

The square root of 10978522 is about 3313.3852779295. The cubic root of 10978522 is about 222.2531673387.

The spelling of 10978522 in words is "ten million, nine hundred seventy-eight thousand, five hundred twenty-two".