1335689137 has 4 divisors (see below), whose sum is σ = 1339176960. Its totient is φ = 1332201316.

The previous prime is 1335689101. The next prime is 1335689149. The reversal of 1335689137 is 7319865331.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1335689137 - 2⁷ = 1335689009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1335689197) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1743337 + ... + 1744102.

It is an arithmetic number, because the mean of its divisors is an integer number (334794240).

Almost surely, 2^1335689137 is an apocalyptic number.

It is an amenable number.

1335689137 is a deficient number, since it is larger than the sum of its proper divisors (3487823).

1335689137 is an equidigital number, since it uses as much as digits as its factorization.

1335689137 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3487822.

The product of its digits is 408240, while the sum is 46.

The square root of 1335689137 is about 36547.0811009580. The cubic root of 1335689137 is about 1101.2902592602.

The spelling of 1335689137 in words is "one billion, three hundred thirty-five million, six hundred eighty-nine thousand, one hundred thirty-seven".