1308433201 has 2 divisors, whose sum is σ = 1308433202. Its totient is φ = 1308433200.

The previous prime is 1308433199. The next prime is 1308433229. The reversal of 1308433201 is 1023348031.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1294920225 + 13512976 = 35985^2 + 3676^2 .

It is a cyclic number.

It is not a de Polignac number, because 1308433201 - 2¹ = 1308433199 is a prime.

Together with 1308433199, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (1308433241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 654216600 + 654216601.

It is an arithmetic number, because the mean of its divisors is an integer number (654216601).

Almost surely, 2^1308433201 is an apocalyptic number.

It is an amenable number.

1308433201 is a deficient number, since it is larger than the sum of its proper divisors (1).

1308433201 is an equidigital number, since it uses as much as digits as its factorization.

1308433201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 1308433201 is about 36172.2711617615. The cubic root of 1308433201 is about 1093.7477817163.

The spelling of 1308433201 in words is "one billion, three hundred eight million, four hundred thirty-three thousand, two hundred one".