87337553923 has 2 divisors, whose sum is σ = 87337553924. Its totient is φ = 87337553922.

The previous prime is 87337553921. The next prime is 87337553971. The reversal of 87337553923 is 32935573378.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 87337553923 - 2¹ = 87337553921 is a prime.

Together with 87337553921, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (87337553921) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43668776961 + 43668776962.

It is an arithmetic number, because the mean of its divisors is an integer number (43668776962).

Almost surely, 2^87337553923 is an apocalyptic number.

87337553923 is a deficient number, since it is larger than the sum of its proper divisors (1).

87337553923 is an equidigital number, since it uses as much as digits as its factorization.

87337553923 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 14288400, while the sum is 55.

The spelling of 87337553923 in words is "eighty-seven billion, three hundred thirty-seven million, five hundred fifty-three thousand, nine hundred twenty-three".