1342345823 has 32 divisors (see below), whose sum is σ = 1809682560. Its totient is φ = 965099520.

The previous prime is 1342345819. The next prime is 1342345831. The reversal of 1342345823 is 3285432431.

It is not a de Polignac number, because 1342345823 - 2² = 1342345819 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1342345813) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 29903 + ... + 59823.

It is an arithmetic number, because the mean of its divisors is an integer number (56552580).

Almost surely, 2^1342345823 is an apocalyptic number.

1342345823 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1342345823 is a deficient number, since it is larger than the sum of its proper divisors (467336737).

1342345823 is a wasteful number, since it uses less digits than its factorization.

1342345823 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29987.

The product of its digits is 69120, while the sum is 35.

The square root of 1342345823 is about 36638.0379250855. The cubic root of 1342345823 is about 1103.1167318092.

The spelling of 1342345823 in words is "one billion, three hundred forty-two million, three hundred forty-five thousand, eight hundred twenty-three".