1342652509 has 8 divisors (see below), whose sum is σ = 1476246528. Its totient is φ = 1210980960.

The previous prime is 1342652491. The next prime is 1342652513. The reversal of 1342652509 is 9052562431.

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 1342652509 - 2⁹ = 1342651997 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1342652579) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 479152 + ... + 481945.

It is an arithmetic number, because the mean of its divisors is an integer number (184530816).

Almost surely, 2^1342652509 is an apocalyptic number.

It is an amenable number.

1342652509 is a deficient number, since it is larger than the sum of its proper divisors (133594019).

1342652509 is a wasteful number, since it uses less digits than its factorization.

1342652509 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 961235.

The product of its (nonzero) digits is 64800, while the sum is 37.

The square root of 1342652509 is about 36642.2230357275. The cubic root of 1342652509 is about 1103.2007351738.

The spelling of 1342652509 in words is "one billion, three hundred forty-two million, six hundred fifty-two thousand, five hundred nine".