1235073493 has 2 divisors, whose sum is σ = 1235073494. Its totient is φ = 1235073492.

The previous prime is 1235073457. The next prime is 1235073503. The reversal of 1235073493 is 3943705321.

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., 919726929 + 315346564 = 30327^2 + 17758^2 .

It is an emirp because it is prime and its reverse (3943705321) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1235073493 - 2⁹ = 1235072981 is a prime.

It is a super-2 number, since 2×1235073493² = 3050813066222442098, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1235073193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 617536746 + 617536747.

It is an arithmetic number, because the mean of its divisors is an integer number (617536747).

Almost surely, 2^1235073493 is an apocalyptic number.

It is an amenable number.

1235073493 is a deficient number, since it is larger than the sum of its proper divisors (1).

1235073493 is an equidigital number, since it uses as much as digits as its factorization.

1235073493 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 68040, while the sum is 37.

The square root of 1235073493 is about 35143.6124068087. The cubic root of 1235073493 is about 1072.9124059535.

The spelling of 1235073493 in words is "one billion, two hundred thirty-five million, seventy-three thousand, four hundred ninety-three".