30136343 has 2 divisors, whose sum is σ = 30136344. Its totient is φ = 30136342.

The previous prime is 30136313. The next prime is 30136357. The reversal of 30136343 is 34363103.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-30136343 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30136303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15068171 + 15068172.

It is an arithmetic number, because the mean of its divisors is an integer number (15068172).

Almost surely, 2^30136343 is an apocalyptic number.

30136343 is a deficient number, since it is larger than the sum of its proper divisors (1).

30136343 is an equidigital number, since it uses as much as digits as its factorization.

30136343 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1944, while the sum is 23.

The square root of 30136343 is about 5489.6578217590. The cubic root of 30136343 is about 311.1932608412.

Adding to 30136343 its reverse (34363103), we get a palindrome (64499446).

The spelling of 30136343 in words is "thirty million, one hundred thirty-six thousand, three hundred forty-three".