2140500401 has 8 divisors (see below), whose sum is σ = 2315050920. Its totient is φ = 1967363712.

The previous prime is 2140500377. The next prime is 2140500409. The reversal of 2140500401 is 1040050412.

It can be written as a sum of positive squares in 4 ways, for example, as 50176 + 2140450225 = 224^2 + 46265^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2140500401 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2140500401.

It is not an unprimeable number, because it can be changed into a prime (2140500409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 350306 + ... + 356363.

It is an arithmetic number, because the mean of its divisors is an integer number (289381365).

Almost surely, 2^2140500401 is an apocalyptic number.

It is an amenable number.

2140500401 is a deficient number, since it is larger than the sum of its proper divisors (174550519).

2140500401 is a wasteful number, since it uses less digits than its factorization.

2140500401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 706915.

The product of its (nonzero) digits is 160, while the sum is 17.

The square root of 2140500401 is about 46265.5422641949. The cubic root of 2140500401 is about 1288.7591780356.

Adding to 2140500401 its reverse (1040050412), we get a palindrome (3180550813).

The spelling of 2140500401 in words is "two billion, one hundred forty million, five hundred thousand, four hundred one".