1040642101 has 8 divisors (see below), whose sum is σ = 1057104000. Its totient is φ = 1024230480.

The previous prime is 1040642051. The next prime is 1040642111. The reversal of 1040642101 is 1012460401.

1040642101 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 1040642101 - 2²⁷ = 906424373 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 (1040642111) 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, 30295 + ... + 54763.

It is an arithmetic number, because the mean of its divisors is an integer number (132138000).

Almost surely, 2^1040642101 is an apocalyptic number.

It is an amenable number.

1040642101 is a deficient number, since it is larger than the sum of its proper divisors (16461899).

1040642101 is an equidigital number, since it uses as much as digits as its factorization.

1040642101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25139.

The product of its (nonzero) digits is 192, while the sum is 19.

The square root of 1040642101 is about 32258.9848104369. The cubic root of 1040642101 is about 1013.3678707522.

The spelling of 1040642101 in words is "one billion, forty million, six hundred forty-two thousand, one hundred one".