15677323 has 2 divisors, whose sum is σ = 15677324. Its totient is φ = 15677322.

The previous prime is 15677317. The next prime is 15677377. The reversal of 15677323 is 32377651.

It is a weak prime.

It is an emirp because it is prime and its reverse (32377651) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-15677323 is a prime.

It is not a weakly prime, because it can be changed into another prime (15677423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7838661 + 7838662.

It is an arithmetic number, because the mean of its divisors is an integer number (7838662).

Almost surely, 2^15677323 is an apocalyptic number.

15677323 is a deficient number, since it is larger than the sum of its proper divisors (1).

15677323 is an equidigital number, since it uses as much as digits as its factorization.

15677323 is an evil number, because the sum of its binary digits is even.

The product of its digits is 26460, while the sum is 34.

The square root of 15677323 is about 3959.4599379208. The cubic root of 15677323 is about 250.2787450892.

The spelling of 15677323 in words is "fifteen million, six hundred seventy-seven thousand, three hundred twenty-three".