1373327947 has 2 divisors, whose sum is σ = 1373327948. Its totient is φ = 1373327946.

The previous prime is 1373327933. The next prime is 1373328041. The reversal of 1373327947 is 7497233731.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1373327947 - 2⁷ = 1373327819 is a prime.

It is a super-2 number, since 2×1373327947² = 3772059300022469618, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1373327897 and 1373327906.

It is not a weakly prime, because it can be changed into another prime (1373327147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 686663973 + 686663974.

It is an arithmetic number, because the mean of its divisors is an integer number (686663974).

Almost surely, 2^1373327947 is an apocalyptic number.

1373327947 is a deficient number, since it is larger than the sum of its proper divisors (1).

1373327947 is an equidigital number, since it uses as much as digits as its factorization.

1373327947 is an evil number, because the sum of its binary digits is even.

The product of its digits is 666792, while the sum is 46.

The square root of 1373327947 is about 37058.4396190665. The cubic root of 1373327947 is about 1111.5391215359.

The spelling of 1373327947 in words is "one billion, three hundred seventy-three million, three hundred twenty-seven thousand, nine hundred forty-seven".