1344431093 has 2 divisors, whose sum is σ = 1344431094. Its totient is φ = 1344431092.

The previous prime is 1344431071. The next prime is 1344431141. The reversal of 1344431093 is 3901344431.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1082541604 + 261889489 = 32902^2 + 16183^2 .

It is an emirp because it is prime and its reverse (3901344431) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1344431093 - 2²² = 1340236789 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1344431003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 672215546 + 672215547.

It is an arithmetic number, because the mean of its divisors is an integer number (672215547).

Almost surely, 2^1344431093 is an apocalyptic number.

It is an amenable number.

1344431093 is a deficient number, since it is larger than the sum of its proper divisors (1).

1344431093 is an equidigital number, since it uses as much as digits as its factorization.

1344431093 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15552, while the sum is 32.

The square root of 1344431093 is about 36666.4846010631. The cubic root of 1344431093 is about 1103.6876492984.

The spelling of 1344431093 in words is "one billion, three hundred forty-four million, four hundred thirty-one thousand, ninety-three".