1348770823 has 2 divisors, whose sum is σ = 1348770824. Its totient is φ = 1348770822.

The previous prime is 1348770821. The next prime is 1348770827. The reversal of 1348770823 is 3280778431.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1348770823 - 2¹ = 1348770821 is a prime.

Together with 1348770821, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 1348770823.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1348770821) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 674385411 + 674385412.

It is an arithmetic number, because the mean of its divisors is an integer number (674385412).

Almost surely, 2^1348770823 is an apocalyptic number.

1348770823 is a deficient number, since it is larger than the sum of its proper divisors (1).

1348770823 is an equidigital number, since it uses as much as digits as its factorization.

1348770823 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 225792, while the sum is 43.

The square root of 1348770823 is about 36725.6153522307. The cubic root of 1348770823 is about 1104.8739161232.

The spelling of 1348770823 in words is "one billion, three hundred forty-eight million, seven hundred seventy thousand, eight hundred twenty-three".