1042012103 has 8 divisors (see below), whose sum is σ = 1136974080. Its totient is φ = 947089080.

The previous prime is 1042012087. The next prime is 1042012123. The reversal of 1042012103 is 3012102401.

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 1042012103 - 2⁴ = 1042012087 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1042012123) 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, 101576 + ... + 111362.

It is an arithmetic number, because the mean of its divisors is an integer number (142121760).

Almost surely, 2^1042012103 is an apocalyptic number.

1042012103 is a deficient number, since it is larger than the sum of its proper divisors (94961977).

1042012103 is an equidigital number, since it uses as much as digits as its factorization.

1042012103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19477.

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 1042012103 is about 32280.2122514707. The cubic root of 1042012103 is about 1013.8123742678.

Adding to 1042012103 its reverse (3012102401), we get a palindrome (4054114504).

The spelling of 1042012103 in words is "one billion, forty-two million, twelve thousand, one hundred three".