1477313947 has 2 divisors, whose sum is σ = 1477313948. Its totient is φ = 1477313946.

The previous prime is 1477313939. The next prime is 1477313987. The reversal of 1477313947 is 7493137741.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (7493137741) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1477313947 - 2³ = 1477313939 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1477313897 and 1477313906.

It is not a weakly prime, because it can be changed into another prime (1477313987) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 738656973 + 738656974.

It is an arithmetic number, because the mean of its divisors is an integer number (738656974).

Almost surely, 2^1477313947 is an apocalyptic number.

1477313947 is a deficient number, since it is larger than the sum of its proper divisors (1).

1477313947 is an equidigital number, since it uses as much as digits as its factorization.

1477313947 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 444528, while the sum is 46.

The square root of 1477313947 is about 38435.8419577352. The cubic root of 1477313947 is about 1138.9140029672.

The spelling of 1477313947 in words is "one billion, four hundred seventy-seven million, three hundred thirteen thousand, nine hundred forty-seven".