1012541103 has 54 divisors (see below), whose sum is σ = 1772500392. Its totient is φ = 545544720.

The previous prime is 1012541087. The next prime is 1012541113. The reversal of 1012541103 is 3011452101.

1012541103 is a `hidden beast` number, since 10 + 12 + 541 + 103 = 666.

It is not a de Polignac number, because 1012541103 - 2⁴ = 1012541087 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1012541113) 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 53 ways as a sum of consecutive naturals, for example, 4798668 + ... + 4798878.

Almost surely, 2^1012541103 is an apocalyptic number.

1012541103 is a deficient number, since it is larger than the sum of its proper divisors (759959289).

1012541103 is an equidigital number, since it uses as much as digits as its factorization.

1012541103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 473 (or 240 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 18.

The square root of 1012541103 is about 31820.4510181738. The cubic root of 1012541103 is about 1004.1630129406.

Adding to 1012541103 its reverse (3011452101), we get a palindrome (4023993204).

The spelling of 1012541103 in words is "one billion, twelve million, five hundred forty-one thousand, one hundred three".