10451945 has 24 divisors (see below), whose sum is σ = 14997384. Its totient is φ = 6967296.

The previous prime is 10451939. The next prime is 10451953. The reversal of 10451945 is 54915401.

It can be written as a sum of positive squares in 4 ways, for example, as 4380649 + 6071296 = 2093^2 + 2464^2 .

It is not a de Polignac number, because 10451945 - 2⁸ = 10451689 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8489 + ... + 9641.

It is an arithmetic number, because the mean of its divisors is an integer number (624891).

Almost surely, 2^10451945 is an apocalyptic number.

It is an amenable number.

10451945 is a deficient number, since it is larger than the sum of its proper divisors (4545439).

10451945 is a wasteful number, since it uses less digits than its factorization.

10451945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1209 (or 1202 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 29.

The square root of 10451945 is about 3232.9467982013. The cubic root of 10451945 is about 218.6413860799.

The spelling of 10451945 in words is "ten million, four hundred fifty-one thousand, nine hundred forty-five".