1040020141 has 8 divisors (see below), whose sum is σ = 1100525184. Its totient is φ = 980789040.

The previous prime is 1040020139. The next prime is 1040020151. The reversal of 1040020141 is 1410200401.

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 1040020141 - 2¹ = 1040020139 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 (1040020151) 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, 316806 + ... + 320071.

It is an arithmetic number, because the mean of its divisors is an integer number (137565648).

Almost surely, 2^1040020141 is an apocalyptic number.

It is an amenable number.

1040020141 is a deficient number, since it is larger than the sum of its proper divisors (60505043).

1040020141 is an equidigital number, since it uses as much as digits as its factorization.

1040020141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 636971.

The product of its (nonzero) digits is 32, while the sum is 13.

The square root of 1040020141 is about 32249.3432646310. The cubic root of 1040020141 is about 1013.1659441765.

Adding to 1040020141 its reverse (1410200401), we get a palindrome (2450220542).

The spelling of 1040020141 in words is "one billion, forty million, twenty thousand, one hundred forty-one".