923129 has 2 divisors, whose sum is σ = 923130. Its totient is φ = 923128.

The previous prime is 923123. The next prime is 923137. The reversal of 923129 is 921329.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 846400 + 76729 = 920^2 + 277^2 .

It is a cyclic number.

It is not a de Polignac number, because 923129 - 2¹² = 919033 is a prime.

It is a Chen prime.

It is a plaindrome in base 15.

It is a junction number, because it is equal to n+sod(n) for n = 923098 and 923107.

It is not a weakly prime, because it can be changed into another prime (923123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 461564 + 461565.

It is an arithmetic number, because the mean of its divisors is an integer number (461565).

2⁹²³¹²⁹ is an apocalyptic number.

It is an amenable number.

923129 is a deficient number, since it is larger than the sum of its proper divisors (1).

923129 is an equidigital number, since it uses as much as digits as its factorization.

923129 is an evil number, because the sum of its binary digits is even.

The product of its digits is 972, while the sum is 26.

The square root of 923129 is about 960.7960241383. The cubic root of 923129 is about 97.3690198264.

The spelling of 923129 in words is "nine hundred twenty-three thousand, one hundred twenty-nine".