1047338693 has 2 divisors, whose sum is σ = 1047338694. Its totient is φ = 1047338692.

The previous prime is 1047338641. The next prime is 1047338701. The reversal of 1047338693 is 3968337401.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 749500129 + 297838564 = 27377^2 + 17258^2 .

It is a cyclic number.

It is not a de Polignac number, because 1047338693 - 2¹⁸ = 1047076549 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1047338623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 523669346 + 523669347.

It is an arithmetic number, because the mean of its divisors is an integer number (523669347).

Almost surely, 2^1047338693 is an apocalyptic number.

It is an amenable number.

1047338693 is a deficient number, since it is larger than the sum of its proper divisors (1).

1047338693 is an equidigital number, since it uses as much as digits as its factorization.

1047338693 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 326592, while the sum is 44.

The square root of 1047338693 is about 32362.6125799510. The cubic root of 1047338693 is about 1015.5369183200.

The spelling of 1047338693 in words is "one billion, forty-seven million, three hundred thirty-eight thousand, six hundred ninety-three".