1475984197 has 2 divisors, whose sum is σ = 1475984198. Its totient is φ = 1475984196.

The previous prime is 1475984137. The next prime is 1475984207. The reversal of 1475984197 is 7914895741.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 838623681 + 637360516 = 28959^2 + 25246^2 .

It is an emirp because it is prime and its reverse (7914895741) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1475984197 - 2¹⁵ = 1475951429 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1475984117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 737992098 + 737992099.

It is an arithmetic number, because the mean of its divisors is an integer number (737992099).

Almost surely, 2^1475984197 is an apocalyptic number.

It is an amenable number.

1475984197 is a deficient number, since it is larger than the sum of its proper divisors (1).

1475984197 is an equidigital number, since it uses as much as digits as its factorization.

1475984197 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2540160, while the sum is 55.

The square root of 1475984197 is about 38418.5397562167. The cubic root of 1475984197 is about 1138.5721831565.

The spelling of 1475984197 in words is "one billion, four hundred seventy-five million, nine hundred eighty-four thousand, one hundred ninety-seven".