1541100105 has 12 divisors (see below), whose sum is σ = 2671240260. Its totient is φ = 821920032.

The previous prime is 1541100083. The next prime is 1541100109. The reversal of 1541100105 is 5010011451.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 292820544 + 1248279561 = 17112^2 + 35331^2 .

It is not a de Polignac number, because 1541100105 - 2⁷ = 1541099977 is a prime.

It is a super-2 number, since 2×1541100105² = 4749979067262022050, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1541100109) 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 in 11 ways as a sum of consecutive naturals, for example, 17123290 + ... + 17123379.

It is an arithmetic number, because the mean of its divisors is an integer number (222603355).

Almost surely, 2^1541100105 is an apocalyptic number.

1541100105 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1541100105 is a deficient number, since it is larger than the sum of its proper divisors (1130140155).

1541100105 is a wasteful number, since it uses less digits than its factorization.

1541100105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34246680 (or 34246677 counting only the distinct ones).

The product of its (nonzero) digits is 100, while the sum is 18.

The square root of 1541100105 is about 39256.8478739697. The cubic root of 1541100105 is about 1155.0752635500.

Adding to 1541100105 its reverse (5010011451), we get a palindrome (6551111556).

The spelling of 1541100105 in words is "one billion, five hundred forty-one million, one hundred thousand, one hundred five".