23273417837 has 2 divisors, whose sum is σ = 23273417838. Its totient is φ = 23273417836.

The previous prime is 23273417777. The next prime is 23273417857. The reversal of 23273417837 is 73871437232.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13235582116 + 10037835721 = 115046^2 + 100189^2 .

It is a cyclic number.

It is not a de Polignac number, because 23273417837 - 2⁸ = 23273417581 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 23273417791 and 23273417800.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23273417857) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11636708918 + 11636708919.

It is an arithmetic number, because the mean of its divisors is an integer number (11636708919).

Almost surely, 2^23273417837 is an apocalyptic number.

It is an amenable number.

23273417837 is a deficient number, since it is larger than the sum of its proper divisors (1).

23273417837 is an equidigital number, since it uses as much as digits as its factorization.

23273417837 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1185408, while the sum is 47.

The spelling of 23273417837 in words is "twenty-three billion, two hundred seventy-three million, four hundred seventeen thousand, eight hundred thirty-seven".