10553639 has 6 divisors (see below), whose sum is σ = 10718064. Its totient is φ = 10391700.

The previous prime is 10553633. The next prime is 10553657. The reversal of 10553639 is 93635501.

It is not a de Polignac number, because 10553639 - 2⁴ = 10553623 is a prime.

It is a super-2 number, since 2×10553639² = 222758592284642, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10553633) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3314 + ... + 5664.

It is an arithmetic number, because the mean of its divisors is an integer number (1786344).

Almost surely, 2^10553639 is an apocalyptic number.

10553639 is a deficient number, since it is larger than the sum of its proper divisors (164425).

10553639 is an frugal number, since it uses more digits than its factorization.

10553639 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2485 (or 2418 counting only the distinct ones).

The product of its (nonzero) digits is 12150, while the sum is 32.

The square root of 10553639 is about 3248.6364832034. The cubic root of 10553639 is about 219.3482016653.

The spelling of 10553639 in words is "ten million, five hundred fifty-three thousand, six hundred thirty-nine".