87035020008731 has 2 divisors, whose sum is σ = 87035020008732. Its totient is φ = 87035020008730.

The previous prime is 87035020008709. The next prime is 87035020008743. The reversal of 87035020008731 is 13780002053078.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 87035020008731 - 2⁶ = 87035020008667 is a prime.

It is a super-2 number, since 2×87035020008731² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (87035020007731) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43517510004365 + 43517510004366.

It is an arithmetic number, because the mean of its divisors is an integer number (43517510004366).

Almost surely, 2^{87035020008731} is an apocalyptic number.

87035020008731 is a deficient number, since it is larger than the sum of its proper divisors (1).

87035020008731 is an equidigital number, since it uses as much as digits as its factorization.

87035020008731 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 282240, while the sum is 44.

The spelling of 87035020008731 in words is "eighty-seven trillion, thirty-five billion, twenty million, eight thousand, seven hundred thirty-one".