1345323023 has 8 divisors (see below), whose sum is σ = 1468218960. Its totient is φ = 1222526080.

The previous prime is 1345323019. The next prime is 1345323029. The reversal of 1345323023 is 3203235431.

It is a happy number.

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 1345323023 - 2² = 1345323019 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1345322983 and 1345323001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1345323029) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5261 + ... + 52137.

It is an arithmetic number, because the mean of its divisors is an integer number (183527370).

Almost surely, 2^1345323023 is an apocalyptic number.

1345323023 is a deficient number, since it is larger than the sum of its proper divisors (122895937).

1345323023 is a wasteful number, since it uses less digits than its factorization.

1345323023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49497.

The product of its (nonzero) digits is 6480, while the sum is 26.

The square root of 1345323023 is about 36678.6453266748. The cubic root of 1345323023 is about 1103.9316668896.

Adding to 1345323023 its reverse (3203235431), we get a palindrome (4548558454).

The spelling of 1345323023 in words is "one billion, three hundred forty-five million, three hundred twenty-three thousand, twenty-three".