1473371993 has 2 divisors, whose sum is σ = 1473371994. Its totient is φ = 1473371992.

The previous prime is 1473371989. The next prime is 1473372001. The reversal of 1473371993 is 3991733741.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 992754064 + 480617929 = 31508^2 + 21923^2 .

It is a cyclic number.

It is not a de Polignac number, because 1473371993 - 2² = 1473371989 is a prime.

It is not a weakly prime, because it can be changed into another prime (1473371923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 736685996 + 736685997.

It is an arithmetic number, because the mean of its divisors is an integer number (736685997).

Almost surely, 2^1473371993 is an apocalyptic number.

It is an amenable number.

1473371993 is a deficient number, since it is larger than the sum of its proper divisors (1).

1473371993 is an equidigital number, since it uses as much as digits as its factorization.

1473371993 is an evil number, because the sum of its binary digits is even.

The product of its digits is 428652, while the sum is 47.

The square root of 1473371993 is about 38384.5280419077. The cubic root of 1473371993 is about 1137.9001029904.

The spelling of 1473371993 in words is "one billion, four hundred seventy-three million, three hundred seventy-one thousand, nine hundred ninety-three".