1055501103 has 8 divisors (see below), whose sum is σ = 1410513408. Its totient is φ = 702078104.

The previous prime is 1055501101. The next prime is 1055501131. The reversal of 1055501103 is 3011055501.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1055501103 - 2¹ = 1055501101 is a prime.

It is a super-2 number, since 2×1055501103² = 2228165156868433218, 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 1055501103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1055501101) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 395775 + ... + 398432.

It is an arithmetic number, because the mean of its divisors is an integer number (176314176).

Almost surely, 2^1055501103 is an apocalyptic number.

1055501103 is a deficient number, since it is larger than the sum of its proper divisors (355012305).

1055501103 is an equidigital number, since it uses as much as digits as its factorization.

1055501103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 794653.

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

The square root of 1055501103 is about 32488.4764647405. The cubic root of 1055501103 is about 1018.1682821554.

Adding to 1055501103 its reverse (3011055501), we get a palindrome (4066556604).

The spelling of 1055501103 in words is "one billion, fifty-five million, five hundred one thousand, one hundred three".