1352381249 has 2 divisors, whose sum is σ = 1352381250. Its totient is φ = 1352381248.

The previous prime is 1352381237. The next prime is 1352381281. The reversal of 1352381249 is 9421832531.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1300900624 + 51480625 = 36068^2 + 7175^2 .

It is a cyclic number.

It is not a de Polignac number, because 1352381249 - 2²⁴ = 1335604033 is a prime.

It is not a weakly prime, because it can be changed into another prime (1352381749) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 676190624 + 676190625.

It is an arithmetic number, because the mean of its divisors is an integer number (676190625).

Almost surely, 2^1352381249 is an apocalyptic number.

It is an amenable number.

1352381249 is a deficient number, since it is larger than the sum of its proper divisors (1).

1352381249 is an equidigital number, since it uses as much as digits as its factorization.

1352381249 is an evil number, because the sum of its binary digits is even.

The product of its digits is 51840, while the sum is 38.

The square root of 1352381249 is about 36774.7365592196. The cubic root of 1352381249 is about 1105.8588898448.

The spelling of 1352381249 in words is "one billion, three hundred fifty-two million, three hundred eighty-one thousand, two hundred forty-nine".