1343433493 has 2 divisors, whose sum is σ = 1343433494. Its totient is φ = 1343433492.

The previous prime is 1343433433. The next prime is 1343433499. The reversal of 1343433493 is 3943343431.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1007554564 + 335878929 = 31742^2 + 18327^2 .

It is a cyclic number.

It is not a de Polignac number, because 1343433493 - 2¹⁷ = 1343302421 is a prime.

It is a super-2 number, since 2×1343433493² = 3609627100228362098, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1343433499) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 671716746 + 671716747.

It is an arithmetic number, because the mean of its divisors is an integer number (671716747).

Almost surely, 2^1343433493 is an apocalyptic number.

It is an amenable number.

1343433493 is a deficient number, since it is larger than the sum of its proper divisors (1).

1343433493 is an equidigital number, since it uses as much as digits as its factorization.

1343433493 is an evil number, because the sum of its binary digits is even.

The product of its digits is 139968, while the sum is 37.

The square root of 1343433493 is about 36652.8783726463. The cubic root of 1343433493 is about 1103.4145942123.

The spelling of 1343433493 in words is "one billion, three hundred forty-three million, four hundred thirty-three thousand, four hundred ninety-three".