30523072247 has 2 divisors, whose sum is σ = 30523072248. Its totient is φ = 30523072246.

The previous prime is 30523072211. The next prime is 30523072271. The reversal of 30523072247 is 74227032503.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-30523072247 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30523072847) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15261536123 + 15261536124.

It is an arithmetic number, because the mean of its divisors is an integer number (15261536124).

Almost surely, 2^30523072247 is an apocalyptic number.

30523072247 is a deficient number, since it is larger than the sum of its proper divisors (1).

30523072247 is an equidigital number, since it uses as much as digits as its factorization.

30523072247 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 70560, while the sum is 35.

The spelling of 30523072247 in words is "thirty billion, five hundred twenty-three million, seventy-two thousand, two hundred forty-seven".