101445105 has 16 divisors (see below), whose sum is σ = 162543744. Its totient is φ = 54026880.

The previous prime is 101445061. The next prime is 101445151. The reversal of 101445105 is 501544101.

It is not a de Polignac number, because 101445105 - 2⁷ = 101444977 is a prime.

It is a super-2 number, since 2×101445105² = 20582218656922050, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6972 + ... + 15858.

It is an arithmetic number, because the mean of its divisors is an integer number (10158984).

Almost surely, 2^101445105 is an apocalyptic number.

101445105 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

101445105 is a deficient number, since it is larger than the sum of its proper divisors (61098639).

101445105 is an equidigital number, since it uses as much as digits as its factorization.

101445105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9656.

The product of its (nonzero) digits is 400, while the sum is 21.

The square root of 101445105 is about 10071.9960782359. The cubic root of 101445105 is about 466.3840599009.

Adding to 101445105 its reverse (501544101), we get a palindrome (602989206).

The spelling of 101445105 in words is "one hundred one million, four hundred forty-five thousand, one hundred five".