1344625123 has 2 divisors, whose sum is σ = 1344625124. Its totient is φ = 1344625122.

The previous prime is 1344625111. The next prime is 1344625127. The reversal of 1344625123 is 3215264431.

It is a strong prime.

It is an emirp because it is prime and its reverse (3215264431) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1344625123 - 2²¹ = 1342527971 is a prime.

It is not a weakly prime, because it can be changed into another prime (1344625127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 672312561 + 672312562.

It is an arithmetic number, because the mean of its divisors is an integer number (672312562).

Almost surely, 2^1344625123 is an apocalyptic number.

1344625123 is a deficient number, since it is larger than the sum of its proper divisors (1).

1344625123 is an equidigital number, since it uses as much as digits as its factorization.

1344625123 is an evil number, because the sum of its binary digits is even.

The product of its digits is 17280, while the sum is 31.

The square root of 1344625123 is about 36669.1303823802. The cubic root of 1344625123 is about 1103.7407419447.

Adding to 1344625123 its reverse (3215264431), we get a palindrome (4559889554).

The spelling of 1344625123 in words is "one billion, three hundred forty-four million, six hundred twenty-five thousand, one hundred twenty-three".