1342599289 has 4 divisors (see below), whose sum is σ = 1349555956. Its totient is φ = 1335642624.

The previous prime is 1342599287. The next prime is 1342599301. The reversal of 1342599289 is 9829952431.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 978438400 + 364160889 = 31280^2 + 19083^2 .

It is a cyclic number.

It is not a de Polignac number, because 1342599289 - 2¹ = 1342599287 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1342599287) 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, 3478044 + ... + 3478429.

It is an arithmetic number, because the mean of its divisors is an integer number (337388989).

Almost surely, 2^1342599289 is an apocalyptic number.

It is an amenable number.

1342599289 is a deficient number, since it is larger than the sum of its proper divisors (6956667).

1342599289 is an equidigital number, since it uses as much as digits as its factorization.

1342599289 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6956666.

The product of its digits is 1399680, while the sum is 52.

The square root of 1342599289 is about 36641.4968171334. The cubic root of 1342599289 is about 1103.1861587741.

The spelling of 1342599289 in words is "one billion, three hundred forty-two million, five hundred ninety-nine thousand, two hundred eighty-nine".