2140435437 has 16 divisors (see below), whose sum is σ = 3275991552. Its totient is φ = 1217715120.

The previous prime is 2140435417. The next prime is 2140435469. The reversal of 2140435437 is 7345340412.

It is not a de Polignac number, because 2140435437 - 2⁷ = 2140435309 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2140435398 and 2140435407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2140435417) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 219739 + ... + 229272.

It is an arithmetic number, because the mean of its divisors is an integer number (204749472).

Almost surely, 2^2140435437 is an apocalyptic number.

It is an amenable number.

2140435437 is a deficient number, since it is larger than the sum of its proper divisors (1135556115).

2140435437 is a wasteful number, since it uses less digits than its factorization.

2140435437 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 449248.

The product of its (nonzero) digits is 40320, while the sum is 33.

The square root of 2140435437 is about 46264.8401812867. The cubic root of 2140435437 is about 1288.7461399942.

Adding to 2140435437 its reverse (7345340412), we get a palindrome (9485775849).

The spelling of 2140435437 in words is "two billion, one hundred forty million, four hundred thirty-five thousand, four hundred thirty-seven".