1320000137 has 8 divisors (see below), whose sum is σ = 1332967680. Its totient is φ = 1307048400.

The previous prime is 1320000133. The next prime is 1320000151. The reversal of 1320000137 is 7310000231.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1320000137 - 2² = 1320000133 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1320000133) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 230762 + ... + 236412.

It is an arithmetic number, because the mean of its divisors is an integer number (166620960).

Almost surely, 2^1320000137 is an apocalyptic number.

It is an amenable number.

1320000137 is a deficient number, since it is larger than the sum of its proper divisors (12967543).

1320000137 is a wasteful number, since it uses less digits than its factorization.

1320000137 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7903.

The product of its (nonzero) digits is 126, while the sum is 17.

The square root of 1320000137 is about 36331.8061345703. The cubic root of 1320000137 is about 1096.9613484370.

Adding to 1320000137 its reverse (7310000231), we get a palindrome (8630000368).

The spelling of 1320000137 in words is "one billion, three hundred twenty million, one hundred thirty-seven", and thus it is an aban number.