106503451 has 2 divisors, whose sum is σ = 106503452. Its totient is φ = 106503450.

The previous prime is 106503431. The next prime is 106503461. The reversal of 106503451 is 154305601.

It is a strong prime.

It is an emirp because it is prime and its reverse (154305601) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 106503451 - 2⁹ = 106502939 is a prime.

It is a super-2 number, since 2×106503451² = 22685970149818802, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (106503421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53251725 + 53251726.

It is an arithmetic number, because the mean of its divisors is an integer number (53251726).

Almost surely, 2^106503451 is an apocalyptic number.

106503451 is a deficient number, since it is larger than the sum of its proper divisors (1).

106503451 is an equidigital number, since it uses as much as digits as its factorization.

106503451 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1800, while the sum is 25.

The square root of 106503451 is about 10320.0509204170. The cubic root of 106503451 is about 474.0104251536.

The spelling of 106503451 in words is "one hundred six million, five hundred three thousand, four hundred fifty-one".