123044141137 has 2 divisors, whose sum is σ = 123044141138. Its totient is φ = 123044141136.

The previous prime is 123044141131. The next prime is 123044141147. The reversal of 123044141137 is 731141440321.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 122782963216 + 261177921 = 350404^2 + 16161^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-123044141137 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 123044141099 and 123044141108.

It is not a weakly prime, because it can be changed into another prime (123044141131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61522070568 + 61522070569.

It is an arithmetic number, because the mean of its divisors is an integer number (61522070569).

Almost surely, 2^123044141137 is an apocalyptic number.

It is an amenable number.

123044141137 is a deficient number, since it is larger than the sum of its proper divisors (1).

123044141137 is an equidigital number, since it uses as much as digits as its factorization.

123044141137 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8064, while the sum is 31.

Adding to 123044141137 its reverse (731141440321), we get a palindrome (854185581458).

The spelling of 123044141137 in words is "one hundred twenty-three billion, forty-four million, one hundred forty-one thousand, one hundred thirty-seven".