2309828692123 has 2 divisors, whose sum is σ = 2309828692124. Its totient is φ = 2309828692122.

The previous prime is 2309828692103. The next prime is 2309828692201. The reversal of 2309828692123 is 3212968289032.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2309828692123 - 2¹³ = 2309828683931 is a prime.

It is not a weakly prime, because it can be changed into another prime (2309828692103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1154914346061 + 1154914346062.

It is an arithmetic number, because the mean of its divisors is an integer number (1154914346062).

Almost surely, 2^{2309828692123} is an apocalyptic number.

2309828692123 is a deficient number, since it is larger than the sum of its proper divisors (1).

2309828692123 is an equidigital number, since it uses as much as digits as its factorization.

2309828692123 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4478976, while the sum is 55.

The spelling of 2309828692123 in words is "two trillion, three hundred nine billion, eight hundred twenty-eight million, six hundred ninety-two thousand, one hundred twenty-three".