105707542 has 4 divisors (see below), whose sum is σ = 158561316. Its totient is φ = 52853770.

The previous prime is 105707533. The next prime is 105707543. The reversal of 105707542 is 245707501.

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

It is a super-2 number, since 2×105707542² = 22348168871363528, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105707543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26426884 + ... + 26426887.

It is an arithmetic number, because the mean of its divisors is an integer number (39640329).

Almost surely, 2^105707542 is an apocalyptic number.

105707542 is a deficient number, since it is larger than the sum of its proper divisors (52853774).

105707542 is an equidigital number, since it uses as much as digits as its factorization.

105707542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52853773.

The product of its (nonzero) digits is 9800, while the sum is 31.

The square root of 105707542 is about 10281.4173147480. The cubic root of 105707542 is about 472.8266986516.

The spelling of 105707542 in words is "one hundred five million, seven hundred seven thousand, five hundred forty-two".