1397677063 has 2 divisors, whose sum is σ = 1397677064. Its totient is φ = 1397677062.

The previous prime is 1397677007. The next prime is 1397677111. The reversal of 1397677063 is 3607767931.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1397677063 - 2⁹ = 1397676551 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1397676998 and 1397677016.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1697677063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 698838531 + 698838532.

It is an arithmetic number, because the mean of its divisors is an integer number (698838532).

Almost surely, 2^1397677063 is an apocalyptic number.

1397677063 is a deficient number, since it is larger than the sum of its proper divisors (1).

1397677063 is an equidigital number, since it uses as much as digits as its factorization.

1397677063 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1000188, while the sum is 49.

The square root of 1397677063 is about 37385.5194293192. The cubic root of 1397677063 is about 1118.0698748147.

The spelling of 1397677063 in words is "one billion, three hundred ninety-seven million, six hundred seventy-seven thousand, sixty-three".