1553100105 has 16 divisors (see below), whose sum is σ = 2516417280. Its totient is φ = 817834368.

The previous prime is 1553100103. The next prime is 1553100113. The reversal of 1553100105 is 5010013551.

It is not a de Polignac number, because 1553100105 - 2¹ = 1553100103 is a prime.

It is a super-2 number, since 2×1553100105² = 4824239872302022050, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1553100103) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 654132 + ... + 656501.

It is an arithmetic number, because the mean of its divisors is an integer number (157276080).

Almost surely, 2^1553100105 is an apocalyptic number.

1553100105 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1553100105 is a deficient number, since it is larger than the sum of its proper divisors (963317175).

1553100105 is a wasteful number, since it uses less digits than its factorization.

1553100105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1310720.

The product of its (nonzero) digits is 375, while the sum is 21.

The square root of 1553100105 is about 39409.3910762397. The cubic root of 1553100105 is about 1158.0655692631.

Adding to 1553100105 its reverse (5010013551), we get a palindrome (6563113656).

The spelling of 1553100105 in words is "one billion, five hundred fifty-three million, one hundred thousand, one hundred five".