1040121103 has 8 divisors (see below), whose sum is σ = 1205452800. Its totient is φ = 878975160.

The previous prime is 1040121091. The next prime is 1040121107. The reversal of 1040121103 is 3011210401.

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

It is not a de Polignac number, because 1040121103 - 2²¹ = 1038023951 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1040121107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1045903 + ... + 1046896.

It is an arithmetic number, because the mean of its divisors is an integer number (150681600).

Almost surely, 2^1040121103 is an apocalyptic number.

1040121103 is a deficient number, since it is larger than the sum of its proper divisors (165331697).

1040121103 is an equidigital number, since it uses as much as digits as its factorization.

1040121103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2092877.

The product of its (nonzero) digits is 24, while the sum is 13.

The square root of 1040121103 is about 32250.9085608452. The cubic root of 1040121103 is about 1013.1987281410.

Adding to 1040121103 its reverse (3011210401), we get a palindrome (4051331504).

The spelling of 1040121103 in words is "one billion, forty million, one hundred twenty-one thousand, one hundred three".