927230051989 has 2 divisors, whose sum is σ = 927230051990. Its totient is φ = 927230051988.

The previous prime is 927230051981. The next prime is 927230052011. The reversal of 927230051989 is 989150032729.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 916151436964 + 11078615025 = 957158^2 + 105255^2 .

It is a cyclic number.

It is not a de Polignac number, because 927230051989 - 2³ = 927230051981 is a prime.

It is a super-2 number, since 2×927230051989² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (927230051981) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 463615025994 + 463615025995.

It is an arithmetic number, because the mean of its divisors is an integer number (463615025995).

Almost surely, 2^927230051989 is an apocalyptic number.

It is an amenable number.

927230051989 is a deficient number, since it is larger than the sum of its proper divisors (1).

927230051989 is an equidigital number, since it uses as much as digits as its factorization.

927230051989 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2449440, while the sum is 55.

The spelling of 927230051989 in words is "nine hundred twenty-seven billion, two hundred thirty million, fifty-one thousand, nine hundred eighty-nine".