1234102123 has 2 divisors, whose sum is σ = 1234102124. Its totient is φ = 1234102122.

The previous prime is 1234102109. The next prime is 1234102127. The reversal of 1234102123 is 3212014321.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1234102123 - 2⁹ = 1234101611 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1234102123.

It is not a weakly prime, because it can be changed into another prime (1234102127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 617051061 + 617051062.

It is an arithmetic number, because the mean of its divisors is an integer number (617051062).

Almost surely, 2^1234102123 is an apocalyptic number.

1234102123 is a deficient number, since it is larger than the sum of its proper divisors (1).

1234102123 is an equidigital number, since it uses as much as digits as its factorization.

1234102123 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 1234102123 is about 35129.7896805546. The cubic root of 1234102123 is about 1072.6310547428.

Adding to 1234102123 its reverse (3212014321), we get a palindrome (4446116444).

The spelling of 1234102123 in words is "one billion, two hundred thirty-four million, one hundred two thousand, one hundred twenty-three".