1233214457 has 2 divisors, whose sum is σ = 1233214458. Its totient is φ = 1233214456.

The previous prime is 1233214453. The next prime is 1233214469. The reversal of 1233214457 is 7544123321.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 767345401 + 465869056 = 27701^2 + 21584^2 .

It is a cyclic number.

It is not a de Polignac number, because 1233214457 - 2² = 1233214453 is a prime.

It is not a weakly prime, because it can be changed into another prime (1233214453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 616607228 + 616607229.

It is an arithmetic number, because the mean of its divisors is an integer number (616607229).

Almost surely, 2^1233214457 is an apocalyptic number.

It is an amenable number.

1233214457 is a deficient number, since it is larger than the sum of its proper divisors (1).

1233214457 is an equidigital number, since it uses as much as digits as its factorization.

1233214457 is an evil number, because the sum of its binary digits is even.

The product of its digits is 20160, while the sum is 32.

The square root of 1233214457 is about 35117.1533157231. The cubic root of 1233214457 is about 1072.3738187393.

Adding to 1233214457 its reverse (7544123321), we get a palindrome (8777337778).

The spelling of 1233214457 in words is "one billion, two hundred thirty-three million, two hundred fourteen thousand, four hundred fifty-seven".