87572103683 has 2 divisors, whose sum is σ = 87572103684. Its totient is φ = 87572103682.

The previous prime is 87572103667. The next prime is 87572103743. The reversal of 87572103683 is 38630127578.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 87572103683 - 2⁴ = 87572103667 is a prime.

It is a super-2 number, since 2×87572103683² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (87572103643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43786051841 + 43786051842.

It is an arithmetic number, because the mean of its divisors is an integer number (43786051842).

Almost surely, 2^87572103683 is an apocalyptic number.

87572103683 is a deficient number, since it is larger than the sum of its proper divisors (1).

87572103683 is an equidigital number, since it uses as much as digits as its factorization.

87572103683 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1693440, while the sum is 50.

The spelling of 87572103683 in words is "eighty-seven billion, five hundred seventy-two million, one hundred three thousand, six hundred eighty-three".