137600123 has 2 divisors, whose sum is σ = 137600124. Its totient is φ = 137600122.

The previous prime is 137600117. The next prime is 137600153. The reversal of 137600123 is 321006731.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 137600123 - 2¹⁴ = 137583739 is a prime.

It is a plaindrome in base 13.

It is not a weakly prime, because it can be changed into another prime (137600153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68800061 + 68800062.

It is an arithmetic number, because the mean of its divisors is an integer number (68800062).

Almost surely, 2^137600123 is an apocalyptic number.

137600123 is a deficient number, since it is larger than the sum of its proper divisors (1).

137600123 is an equidigital number, since it uses as much as digits as its factorization.

137600123 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 756, while the sum is 23.

The square root of 137600123 is about 11730.3078817225. The cubic root of 137600123 is about 516.2653060986.

Adding to 137600123 its reverse (321006731), we get a palindrome (458606854).

The spelling of 137600123 in words is "one hundred thirty-seven million, six hundred thousand, one hundred twenty-three".