23188687043 has 2 divisors, whose sum is σ = 23188687044. Its totient is φ = 23188687042.

The previous prime is 23188686979. The next prime is 23188687057. The reversal of 23188687043 is 34078688132.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23188687043 - 2⁶ = 23188686979 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 23188686982 and 23188687000.

It is not a weakly prime, because it can be changed into another prime (23188687073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11594343521 + 11594343522.

It is an arithmetic number, because the mean of its divisors is an integer number (11594343522).

Almost surely, 2^23188687043 is an apocalyptic number.

23188687043 is a deficient number, since it is larger than the sum of its proper divisors (1).

23188687043 is an equidigital number, since it uses as much as digits as its factorization.

23188687043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1548288, while the sum is 50.

The spelling of 23188687043 in words is "twenty-three billion, one hundred eighty-eight million, six hundred eighty-seven thousand, forty-three".