1336734121 has 2 divisors, whose sum is σ = 1336734122. Its totient is φ = 1336734120.

The previous prime is 1336734109. The next prime is 1336734199. The reversal of 1336734121 is 1214376331.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1307184025 + 29550096 = 36155^2 + 5436^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1336734121 is a prime.

It is a super-2 number, since 2×1336734121² = 3573716220491285282, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1336734101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 668367060 + 668367061.

It is an arithmetic number, because the mean of its divisors is an integer number (668367061).

Almost surely, 2^1336734121 is an apocalyptic number.

It is an amenable number.

1336734121 is a deficient number, since it is larger than the sum of its proper divisors (1).

1336734121 is an equidigital number, since it uses as much as digits as its factorization.

1336734121 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9072, while the sum is 31.

The square root of 1336734121 is about 36561.3747143074. The cubic root of 1336734121 is about 1101.5773846297.

The spelling of 1336734121 in words is "one billion, three hundred thirty-six million, seven hundred thirty-four thousand, one hundred twenty-one".