1534338797 has 2 divisors, whose sum is σ = 1534338798. Its totient is φ = 1534338796.

The previous prime is 1534338739. The next prime is 1534338823. The reversal of 1534338797 is 7978334351.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1531861321 + 2477476 = 39139^2 + 1574^2 .

It is a cyclic number.

It is not a de Polignac number, because 1534338797 - 2⁸ = 1534338541 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1534338727) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 767169398 + 767169399.

It is an arithmetic number, because the mean of its divisors is an integer number (767169399).

Almost surely, 2^1534338797 is an apocalyptic number.

It is an amenable number.

1534338797 is a deficient number, since it is larger than the sum of its proper divisors (1).

1534338797 is an equidigital number, since it uses as much as digits as its factorization.

1534338797 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1905120, while the sum is 50.

The square root of 1534338797 is about 39170.6369235937. The cubic root of 1534338797 is about 1153.3835566707.

The spelling of 1534338797 in words is "one billion, five hundred thirty-four million, three hundred thirty-eight thousand, seven hundred ninety-seven".