1342043505 has 64 divisors (see below), whose sum is σ = 2617655040. Its totient is φ = 646963200.

The previous prime is 1342043497. The next prime is 1342043531. The reversal of 1342043505 is 5053402431.

1342043505 is a `hidden beast` number, since 134 + 20 + 4 + 3 + 505 = 666.

It is not a de Polignac number, because 1342043505 - 2³ = 1342043497 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 266289 + ... + 271281.

It is an arithmetic number, because the mean of its divisors is an integer number (40900860).

Almost surely, 2^1342043505 is an apocalyptic number.

1342043505 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1342043505 is a deficient number, since it is larger than the sum of its proper divisors (1275611535).

1342043505 is a wasteful number, since it uses less digits than its factorization.

1342043505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5199 (or 5193 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

The square root of 1342043505 is about 36633.9119532708. The cubic root of 1342043505 is about 1103.0339123456.

Adding to 1342043505 its reverse (5053402431), we get a palindrome (6395445936).

The spelling of 1342043505 in words is "one billion, three hundred forty-two million, forty-three thousand, five hundred five".