105457523 has 2 divisors, whose sum is σ = 105457524. Its totient is φ = 105457522.

The previous prime is 105457487. The next prime is 105457529. The reversal of 105457523 is 325754501.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 105457523 - 2⁶ = 105457459 is a prime.

It is a super-2 number, since 2×105457523² = 22242578314591058, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 105457523.

It is not a weakly prime, because it can be changed into another prime (105457529) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52728761 + 52728762.

It is an arithmetic number, because the mean of its divisors is an integer number (52728762).

Almost surely, 2^105457523 is an apocalyptic number.

105457523 is a deficient number, since it is larger than the sum of its proper divisors (1).

105457523 is an equidigital number, since it uses as much as digits as its factorization.

105457523 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 21000, while the sum is 32.

The square root of 105457523 is about 10269.2513359057. The cubic root of 105457523 is about 472.4536285129.

The spelling of 105457523 in words is "one hundred five million, four hundred fifty-seven thousand, five hundred twenty-three".