23773019 has 2 divisors, whose sum is σ = 23773020. Its totient is φ = 23773018.

The previous prime is 23772967. The next prime is 23773033. The reversal of 23773019 is 91037732.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23773019 - 2¹² = 23768923 is a prime.

It is a super-2 number, since 2×23773019² = 1130312864748722, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (23773319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11886509 + 11886510.

It is an arithmetic number, because the mean of its divisors is an integer number (11886510).

Almost surely, 2^23773019 is an apocalyptic number.

23773019 is a deficient number, since it is larger than the sum of its proper divisors (1).

23773019 is an equidigital number, since it uses as much as digits as its factorization.

23773019 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7938, while the sum is 32.

The square root of 23773019 is about 4875.7582999981. The cubic root of 23773019 is about 287.5376898288.

The spelling of 23773019 in words is "twenty-three million, seven hundred seventy-three thousand, nineteen".