87419015741 has 2 divisors, whose sum is σ = 87419015742. Its totient is φ = 87419015740.

The previous prime is 87419015707. The next prime is 87419015767. The reversal of 87419015741 is 14751091478.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 61697592100 + 25721423641 = 248390^2 + 160379^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-87419015741 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (87419005741) 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, 43709507870 + 43709507871.

It is an arithmetic number, because the mean of its divisors is an integer number (43709507871).

Almost surely, 2^87419015741 is an apocalyptic number.

It is an amenable number.

87419015741 is a deficient number, since it is larger than the sum of its proper divisors (1).

87419015741 is an equidigital number, since it uses as much as digits as its factorization.

87419015741 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 282240, while the sum is 47.

The spelling of 87419015741 in words is "eighty-seven billion, four hundred nineteen million, fifteen thousand, seven hundred forty-one".