10551959 has 4 divisors (see below), whose sum is σ = 11511240. Its totient is φ = 9592680.

The previous prime is 10551953. The next prime is 10551977. The reversal of 10551959 is 95915501.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 95915501 = 11 ⋅8719591.

It is a cyclic number.

It is not a de Polignac number, because 10551959 - 2⁴ = 10551943 is a prime.

It is a super-2 number, since 2×10551959² = 222687677475362, 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 (10551953) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 479624 + ... + 479645.

It is an arithmetic number, because the mean of its divisors is an integer number (2877810).

Almost surely, 2^10551959 is an apocalyptic number.

10551959 is a deficient number, since it is larger than the sum of its proper divisors (959281).

10551959 is an equidigital number, since it uses as much as digits as its factorization.

10551959 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 959280.

The product of its (nonzero) digits is 10125, while the sum is 35.

The square root of 10551959 is about 3248.3779028925. The cubic root of 10551959 is about 219.3365619350.

The spelling of 10551959 in words is "ten million, five hundred fifty-one thousand, nine hundred fifty-nine".