1352648249 has 2 divisors, whose sum is σ = 1352648250. Its totient is φ = 1352648248.

The previous prime is 1352648237. The next prime is 1352648279. The reversal of 1352648249 is 9428462531.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1339194025 + 13454224 = 36595^2 + 3668^2 .

It is a cyclic number.

It is not a de Polignac number, because 1352648249 - 2⁴ = 1352648233 is a prime.

It is not a weakly prime, because it can be changed into another prime (1352648279) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 676324124 + 676324125.

It is an arithmetic number, because the mean of its divisors is an integer number (676324125).

Almost surely, 2^1352648249 is an apocalyptic number.

It is an amenable number.

1352648249 is a deficient number, since it is larger than the sum of its proper divisors (1).

1352648249 is an equidigital number, since it uses as much as digits as its factorization.

1352648249 is an evil number, because the sum of its binary digits is even.

The product of its digits is 414720, while the sum is 44.

The square root of 1352648249 is about 36778.3665896135. The cubic root of 1352648249 is about 1105.9316614577.

The spelling of 1352648249 in words is "one billion, three hundred fifty-two million, six hundred forty-eight thousand, two hundred forty-nine".