10550531 has 2 divisors, whose sum is σ = 10550532. Its totient is φ = 10550530.

The previous prime is 10550503. The next prime is 10550543. The reversal of 10550531 is 13505501.

It is a happy number.

10550531 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is an emirp because it is prime and its reverse (13505501) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 10550531 - 2⁶ = 10550467 is a prime.

It is a super-2 number, since 2×10550531² = 222627408763922, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (10550131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5275265 + 5275266.

It is an arithmetic number, because the mean of its divisors is an integer number (5275266).

Almost surely, 2^10550531 is an apocalyptic number.

10550531 is a deficient number, since it is larger than the sum of its proper divisors (1).

10550531 is an equidigital number, since it uses as much as digits as its factorization.

10550531 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 375, while the sum is 20.

The square root of 10550531 is about 3248.1580934431. The cubic root of 10550531 is about 219.3266671929.

The spelling of 10550531 in words is "ten million, five hundred fifty thousand, five hundred thirty-one".