5381269657 has 2 divisors, whose sum is σ = 5381269658. Its totient is φ = 5381269656.

The previous prime is 5381269637. The next prime is 5381269693. The reversal of 5381269657 is 7569621835.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3459674761 + 1921594896 = 58819^2 + 43836^2 .

It is a cyclic number.

It is not a de Polignac number, because 5381269657 - 2³¹ = 3233786009 is a prime.

It is not a weakly prime, because it can be changed into another prime (5381269627) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2690634828 + 2690634829.

It is an arithmetic number, because the mean of its divisors is an integer number (2690634829).

Almost surely, 2^5381269657 is an apocalyptic number.

It is an amenable number.

5381269657 is a deficient number, since it is larger than the sum of its proper divisors (1).

5381269657 is an equidigital number, since it uses as much as digits as its factorization.

5381269657 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2721600, while the sum is 52.

The square root of 5381269657 is about 73357.1377372373. The cubic root of 5381269657 is about 1752.3798540483.

The spelling of 5381269657 in words is "five billion, three hundred eighty-one million, two hundred sixty-nine thousand, six hundred fifty-seven".