10553966 has 4 divisors (see below), whose sum is σ = 15830952. Its totient is φ = 5276982.

The previous prime is 10553953. The next prime is 10553971. The reversal of 10553966 is 66935501.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 66935501 = 317 ⋅211153.

It is a super-2 number, since 2×10553966² = 222772396658312, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2638490 + ... + 2638493.

It is an arithmetic number, because the mean of its divisors is an integer number (3957738).

Almost surely, 2^10553966 is an apocalyptic number.

10553966 is a deficient number, since it is larger than the sum of its proper divisors (5276986).

10553966 is an equidigital number, since it uses as much as digits as its factorization.

10553966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5276985.

The product of its (nonzero) digits is 24300, while the sum is 35.

The square root of 10553966 is about 3248.6868116210. The cubic root of 10553966 is about 219.3504671121.

The spelling of 10553966 in words is "ten million, five hundred fifty-three thousand, nine hundred sixty-six".