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10451 = 71493

10451 has 4 divisors (see below), whose sum is σ = 11952. Its totient is φ = 8952.

The previous prime is 10433. The next prime is 10453. The reversal of 10451 is 15401.

Subtracting from 10451 its sum of digits (11), we obtain a triangular number (10440 = T144).

Adding to 10451 its reverse (15401), we get a palindrome (25852).

Subtracting 10451 from its reverse (15401), we obtain a triangular number (4950 = T99).

10451 = T56 + T57 + ... + T61.

10451 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-10451 is a prime.

It is a Duffinian number.

It is a plaindrome in base 13.

It is not an unprimeable number, because it can be changed into a prime (10453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 740 + ... + 753.

It is an arithmetic number, because the mean of its divisors is an integer number (2988).

210451 is an apocalyptic number.

10451 is a deficient number, since it is larger than the sum of its proper divisors (1501).

10451 is an equidigital number, since it uses as much as digits as its factorization.

10451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1500.

The product of its (nonzero) digits is 20, while the sum is 11.

The square root of 10451 is about 102.2301325442. The cubic root of 10451 is about 21.8634796482.

The spelling of 10451 in words is "ten thousand, four hundred fifty-one".

Divisors: 1 7 1493 10451