2140401502 has 16 divisors (see below), whose sum is σ = 3273186672. Its totient is φ = 1049364160.

The previous prime is 2140401481. The next prime is 2140401503. The reversal of 2140401502 is 2051040412.

It is a self number, because there is not a number n which added to its sum of digits gives 2140401502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2140401503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 199458 + ... + 209914.

It is an arithmetic number, because the mean of its divisors is an integer number (204574167).

Almost surely, 2^2140401502 is an apocalyptic number.

2140401502 is a deficient number, since it is larger than the sum of its proper divisors (1132785170).

2140401502 is a wasteful number, since it uses less digits than its factorization.

2140401502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12443.

The product of its (nonzero) digits is 320, while the sum is 19.

The square root of 2140401502 is about 46264.4734326459. The cubic root of 2140401502 is about 1288.7393292568.

Adding to 2140401502 its reverse (2051040412), we get a palindrome (4191441914).

The spelling of 2140401502 in words is "two billion, one hundred forty million, four hundred one thousand, five hundred two".