10543990 has 16 divisors (see below), whose sum is σ = 19035648. Its totient is φ = 4205056.

The previous prime is 10543957. The next prime is 10544003. The reversal of 10543990 is 9934501.

10543990 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×10543990² = 222351450240200, 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 in 7 ways as a sum of consecutive naturals, for example, 2454 + ... + 5206.

It is an arithmetic number, because the mean of its divisors is an integer number (1189728).

Almost surely, 2^10543990 is an apocalyptic number.

10543990 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10543990 is a deficient number, since it is larger than the sum of its proper divisors (8491658).

10543990 is a wasteful number, since it uses less digits than its factorization.

10543990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3143.

The product of its (nonzero) digits is 4860, while the sum is 31.

The square root of 10543990 is about 3247.1510590054. The cubic root of 10543990 is about 219.2813325930.

The spelling of 10543990 in words is "ten million, five hundred forty-three thousand, nine hundred ninety".