1377852829 has 2 divisors, whose sum is σ = 1377852830. Its totient is φ = 1377852828.

The previous prime is 1377852823. The next prime is 1377852851. The reversal of 1377852829 is 9282587731.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 954933604 + 422919225 = 30902^2 + 20565^2 .

It is a cyclic number.

It is not a de Polignac number, because 1377852829 - 2³ = 1377852821 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1377852821) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 688926414 + 688926415.

It is an arithmetic number, because the mean of its divisors is an integer number (688926415).

Almost surely, 2^1377852829 is an apocalyptic number.

It is an amenable number.

1377852829 is a deficient number, since it is larger than the sum of its proper divisors (1).

1377852829 is an equidigital number, since it uses as much as digits as its factorization.

1377852829 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1693440, while the sum is 52.

The square root of 1377852829 is about 37119.4400415739. The cubic root of 1377852829 is about 1112.7585606824.

The spelling of 1377852829 in words is "one billion, three hundred seventy-seven million, eight hundred fifty-two thousand, eight hundred twenty-nine".