1042765393 has 2 divisors, whose sum is σ = 1042765394. Its totient is φ = 1042765392.

The previous prime is 1042765369. The next prime is 1042765411. The reversal of 1042765393 is 3935672401.

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., 1038321729 + 4443664 = 32223^2 + 2108^2 .

It is a cyclic number.

It is not a de Polignac number, because 1042765393 - 2¹³ = 1042757201 is a prime.

It is not a weakly prime, because it can be changed into another prime (1042762393) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 521382696 + 521382697.

It is an arithmetic number, because the mean of its divisors is an integer number (521382697).

Almost surely, 2^1042765393 is an apocalyptic number.

It is an amenable number.

1042765393 is a deficient number, since it is larger than the sum of its proper divisors (1).

1042765393 is an equidigital number, since it uses as much as digits as its factorization.

1042765393 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 136080, while the sum is 40.

The square root of 1042765393 is about 32291.8781274797. The cubic root of 1042765393 is about 1014.0566167180.

The spelling of 1042765393 in words is "one billion, forty-two million, seven hundred sixty-five thousand, three hundred ninety-three".