87541755043 has 2 divisors, whose sum is σ = 87541755044. Its totient is φ = 87541755042.

The previous prime is 87541755013. The next prime is 87541755047. The reversal of 87541755043 is 34055714578.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-87541755043 is a prime.

It is not a weakly prime, because it can be changed into another prime (87541755047) 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, 43770877521 + 43770877522.

It is an arithmetic number, because the mean of its divisors is an integer number (43770877522).

Almost surely, 2^87541755043 is an apocalyptic number.

87541755043 is a deficient number, since it is larger than the sum of its proper divisors (1).

87541755043 is an equidigital number, since it uses as much as digits as its factorization.

87541755043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2352000, while the sum is 49.

The spelling of 87541755043 in words is "eighty-seven billion, five hundred forty-one million, seven hundred fifty-five thousand, forty-three".