1342783845 has 64 divisors (see below), whose sum is σ = 2722083840. Its totient is φ = 622162944.

The previous prime is 1342783831. The next prime is 1342783853. The reversal of 1342783845 is 5483872431.

It is not a de Polignac number, because 1342783845 - 2¹³ = 1342775653 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 1342783845.

It is a congruent 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, 7332 + ... + 52338.

It is an arithmetic number, because the mean of its divisors is an integer number (42532560).

Almost surely, 2^1342783845 is an apocalyptic number.

1342783845 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1342783845 is an abundant number, since it is smaller than the sum of its proper divisors (1379299995).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1342783845 is a wasteful number, since it uses less digits than its factorization.

1342783845 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45051 (or 45045 counting only the distinct ones).

The product of its digits is 645120, while the sum is 45.

The square root of 1342783845 is about 36644.0151320785. The cubic root of 1342783845 is about 1103.2367050783.

The spelling of 1342783845 in words is "one billion, three hundred forty-two million, seven hundred eighty-three thousand, eight hundred forty-five".