234673911889 has 2 divisors, whose sum is σ = 234673911890. Its totient is φ = 234673911888.

The previous prime is 234673911877. The next prime is 234673911931. The reversal of 234673911889 is 988119376432.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 224206985025 + 10466926864 = 473505^2 + 102308^2 .

It is a cyclic number.

It is not a de Polignac number, because 234673911889 - 2⁷ = 234673911761 is a prime.

It is a super-2 number, since 2×234673911889² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (234673911839) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117336955944 + 117336955945.

It is an arithmetic number, because the mean of its divisors is an integer number (117336955945).

Almost surely, 2^234673911889 is an apocalyptic number.

It is an amenable number.

234673911889 is a deficient number, since it is larger than the sum of its proper divisors (1).

234673911889 is an equidigital number, since it uses as much as digits as its factorization.

234673911889 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15676416, while the sum is 61.

The spelling of 234673911889 in words is "two hundred thirty-four billion, six hundred seventy-three million, nine hundred eleven thousand, eight hundred eighty-nine".