1396888223 has 2 divisors, whose sum is σ = 1396888224. Its totient is φ = 1396888222.

The previous prime is 1396888219. The next prime is 1396888243. The reversal of 1396888223 is 3228886931.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1396888223 - 2² = 1396888219 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1396888243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 698444111 + 698444112.

It is an arithmetic number, because the mean of its divisors is an integer number (698444112).

Almost surely, 2^1396888223 is an apocalyptic number.

1396888223 is a deficient number, since it is larger than the sum of its proper divisors (1).

1396888223 is an equidigital number, since it uses as much as digits as its factorization.

1396888223 is an evil number, because the sum of its binary digits is even.

The product of its digits is 995328, while the sum is 50.

The square root of 1396888223 is about 37374.9678662069. The cubic root of 1396888223 is about 1117.8594914000.

The spelling of 1396888223 in words is "one billion, three hundred ninety-six million, eight hundred eighty-eight thousand, two hundred twenty-three".