2140521713 has 4 divisors (see below), whose sum is σ = 2335114608. Its totient is φ = 1945928820.

The previous prime is 2140521709. The next prime is 2140521737. The reversal of 2140521713 is 3171250412.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 2140521713 - 2² = 2140521709 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2140521793) 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 3 ways as a sum of consecutive naturals, for example, 97296431 + ... + 97296452.

It is an arithmetic number, because the mean of its divisors is an integer number (583778652).

Almost surely, 2^2140521713 is an apocalyptic number.

It is an amenable number.

2140521713 is a deficient number, since it is larger than the sum of its proper divisors (194592895).

2140521713 is a wasteful number, since it uses less digits than its factorization.

2140521713 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 194592894.

The product of its (nonzero) digits is 1680, while the sum is 26.

The square root of 2140521713 is about 46265.7725862219. The cubic root of 2140521713 is about 1288.7634552199.

The spelling of 2140521713 in words is "two billion, one hundred forty million, five hundred twenty-one thousand, seven hundred thirteen".