1397483093 has 2 divisors, whose sum is σ = 1397483094. Its totient is φ = 1397483092.

The previous prime is 1397483083. The next prime is 1397483111. The reversal of 1397483093 is 3903847931.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1397413924 + 69169 = 37382^2 + 263^2 .

It is a cyclic number.

It is not a de Polignac number, because 1397483093 - 2⁶ = 1397483029 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1397483083) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 698741546 + 698741547.

It is an arithmetic number, because the mean of its divisors is an integer number (698741547).

Almost surely, 2^1397483093 is an apocalyptic number.

It is an amenable number.

1397483093 is a deficient number, since it is larger than the sum of its proper divisors (1).

1397483093 is an equidigital number, since it uses as much as digits as its factorization.

1397483093 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 489888, while the sum is 47.

The square root of 1397483093 is about 37382.9251530695. The cubic root of 1397483093 is about 1118.0181504089.

The spelling of 1397483093 in words is "one billion, three hundred ninety-seven million, four hundred eighty-three thousand, ninety-three".