100011451 has 2 divisors, whose sum is σ = 100011452. Its totient is φ = 100011450.

The previous prime is 100011449. The next prime is 100011467. The reversal of 100011451 is 154110001.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 100011451 - 2¹ = 100011449 is a prime.

It is a super-2 number, since 2×100011451² = 20004580662250802, which contains 22 as substring.

Together with 100011449, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (100011491) by changing a digit.

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 as a sum of consecutive naturals, namely, 50005725 + 50005726.

It is an arithmetic number, because the mean of its divisors is an integer number (50005726).

Almost surely, 2^100011451 is an apocalyptic number.

100011451 is a deficient number, since it is larger than the sum of its proper divisors (1).

100011451 is an equidigital number, since it uses as much as digits as its factorization.

100011451 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20, while the sum is 13.

The square root of 100011451 is about 10000.5725336103. The cubic root of 100011451 is about 464.1765996296.

Adding to 100011451 its reverse (154110001), we get a palindrome (254121452).

The spelling of 100011451 in words is "one hundred million, eleven thousand, four hundred fifty-one".