10545049 has 4 divisors (see below), whose sum is σ = 11165364. Its totient is φ = 9924736.

The previous prime is 10545043. The next prime is 10545089. The reversal of 10545049 is 94054501.

10545049 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 94054501 = 5273 ⋅17837.

It can be written as a sum of positive squares in 2 ways, for example, as 9000000 + 1545049 = 3000^2 + 1243^2 .

It is not a de Polignac number, because 10545049 - 2¹⁹ = 10020761 is a prime.

It is a super-2 number, since 2×10545049² = 222396116824802, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10545043) 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, 310132 + ... + 310165.

It is an arithmetic number, because the mean of its divisors is an integer number (2791341).

Almost surely, 2^10545049 is an apocalyptic number.

It is an amenable number.

10545049 is a deficient number, since it is larger than the sum of its proper divisors (620315).

10545049 is an equidigital number, since it uses as much as digits as its factorization.

10545049 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 620314.

The product of its (nonzero) digits is 3600, while the sum is 28.

The square root of 10545049 is about 3247.3141209313. The cubic root of 10545049 is about 219.2886736204.

It can be divided in two parts, 105 and 45049, that added together give a palindrome (45154).

The spelling of 10545049 in words is "ten million, five hundred forty-five thousand, forty-nine".