87253549343 has 2 divisors, whose sum is σ = 87253549344. Its totient is φ = 87253549342.

The previous prime is 87253549321. The next prime is 87253549423. The reversal of 87253549343 is 34394535278.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 87253549343 - 2³⁶ = 18534072607 is a prime.

It is a super-2 number, since 2×87253549343² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (87253545343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43626774671 + 43626774672.

It is an arithmetic number, because the mean of its divisors is an integer number (43626774672).

Almost surely, 2^87253549343 is an apocalyptic number.

87253549343 is a deficient number, since it is larger than the sum of its proper divisors (1).

87253549343 is an equidigital number, since it uses as much as digits as its factorization.

87253549343 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10886400, while the sum is 53.

The spelling of 87253549343 in words is "eighty-seven billion, two hundred fifty-three million, five hundred forty-nine thousand, three hundred forty-three".