40053123503101 has 4 divisors (see below), whose sum is σ = 40053270147804. Its totient is φ = 40052976858400.

The previous prime is 40053123503047. The next prime is 40053123503111. The reversal of 40053123503101 is 10130532135004.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 31723636875876 + 8329486627225 = 5632374^2 + 2886085^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40053123503101 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 40053123503101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40053123503111) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 72911890 + ... + 73459171.

It is an arithmetic number, because the mean of its divisors is an integer number (10013317536951).

Almost surely, 2^{40053123503101} is an apocalyptic number.

It is an amenable number.

40053123503101 is a deficient number, since it is larger than the sum of its proper divisors (146644703).

40053123503101 is a wasteful number, since it uses less digits than its factorization.

40053123503101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146644702.

The product of its (nonzero) digits is 5400, while the sum is 28.

Adding to 40053123503101 its reverse (10130532135004), we get a palindrome (50183655638105).

The spelling of 40053123503101 in words is "forty trillion, fifty-three billion, one hundred twenty-three million, five hundred three thousand, one hundred one".