1417447973 has 2 divisors, whose sum is σ = 1417447974. Its totient is φ = 1417447972.

The previous prime is 1417447951. The next prime is 1417447991. The reversal of 1417447973 is 3797447141.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1409026369 + 8421604 = 37537^2 + 2902^2 .

It is a cyclic number.

It is not a de Polignac number, because 1417447973 - 2¹² = 1417443877 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1417447943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 708723986 + 708723987.

It is an arithmetic number, because the mean of its divisors is an integer number (708723987).

Almost surely, 2^1417447973 is an apocalyptic number.

It is an amenable number.

1417447973 is a deficient number, since it is larger than the sum of its proper divisors (1).

1417447973 is an equidigital number, since it uses as much as digits as its factorization.

1417447973 is an evil number, because the sum of its binary digits is even.

The product of its digits is 592704, while the sum is 47.

The square root of 1417447973 is about 37649.0102525950. The cubic root of 1417447973 is about 1123.3171145791.

The spelling of 1417447973 in words is "one billion, four hundred seventeen million, four hundred forty-seven thousand, nine hundred seventy-three".