1342540223 has 2 divisors, whose sum is σ = 1342540224. Its totient is φ = 1342540222.

The previous prime is 1342540217. The next prime is 1342540249. The reversal of 1342540223 is 3220452431.

It is an a-pointer prime, because the next prime (1342540249) can be obtained adding 1342540223 to its sum of digits (26).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1342540223 - 2¹⁰ = 1342539199 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1342540192 and 1342540201.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1342540273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 671270111 + 671270112.

It is an arithmetic number, because the mean of its divisors is an integer number (671270112).

Almost surely, 2^1342540223 is an apocalyptic number.

1342540223 is a deficient number, since it is larger than the sum of its proper divisors (1).

1342540223 is an equidigital number, since it uses as much as digits as its factorization.

1342540223 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5760, while the sum is 26.

The square root of 1342540223 is about 36640.6908095358. The cubic root of 1342540223 is about 1103.1699807653.

Adding to 1342540223 its reverse (3220452431), we get a palindrome (4562992654).

The spelling of 1342540223 in words is "one billion, three hundred forty-two million, five hundred forty thousand, two hundred twenty-three".