30540463 has 2 divisors, whose sum is σ = 30540464. Its totient is φ = 30540462.

The previous prime is 30540421. The next prime is 30540473. The reversal of 30540463 is 36404503.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-30540463 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30540403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15270231 + 15270232.

It is an arithmetic number, because the mean of its divisors is an integer number (15270232).

Almost surely, 2^30540463 is an apocalyptic number.

30540463 is a deficient number, since it is larger than the sum of its proper divisors (1).

30540463 is an equidigital number, since it uses as much as digits as its factorization.

30540463 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4320, while the sum is 25.

The square root of 30540463 is about 5526.3426422906. The cubic root of 30540463 is about 312.5780941892.

Adding to 30540463 its reverse (36404503), we get a palindrome (66944966).

The spelling of 30540463 in words is "thirty million, five hundred forty thousand, four hundred sixty-three".