4230972637 has 2 divisors, whose sum is σ = 4230972638. Its totient is φ = 4230972636.

The previous prime is 4230972589. The next prime is 4230972643. The reversal of 4230972637 is 7362790324.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3151587321 + 1079385316 = 56139^2 + 32854^2 .

It is a cyclic number.

It is not a de Polignac number, because 4230972637 - 2¹⁹ = 4230448349 is a prime.

It is a super-2 number, since 2×4230972637² = 35802258910085467538, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4230972593 and 4230972602.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4230972677) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2115486318 + 2115486319.

It is an arithmetic number, because the mean of its divisors is an integer number (2115486319).

Almost surely, 2^4230972637 is an apocalyptic number.

It is an amenable number.

4230972637 is a deficient number, since it is larger than the sum of its proper divisors (1).

4230972637 is an equidigital number, since it uses as much as digits as its factorization.

4230972637 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 381024, while the sum is 43.

The square root of 4230972637 is about 65045.9271361397. The cubic root of 4230972637 is about 1617.3849794985.

The spelling of 4230972637 in words is "four billion, two hundred thirty million, nine hundred seventy-two thousand, six hundred thirty-seven".