30033139273 has 2 divisors, whose sum is σ = 30033139274. Its totient is φ = 30033139272.

The previous prime is 30033139271. The next prime is 30033139277. The reversal of 30033139273 is 37293133003.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 20361006864 + 9672132409 = 142692^2 + 98347^2 .

It is a cyclic number.

It is not a de Polignac number, because 30033139273 - 2¹ = 30033139271 is a prime.

Together with 30033139271, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (30033139271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15016569636 + 15016569637.

It is an arithmetic number, because the mean of its divisors is an integer number (15016569637).

Almost surely, 2^30033139273 is an apocalyptic number.

It is an amenable number.

30033139273 is a deficient number, since it is larger than the sum of its proper divisors (1).

30033139273 is an equidigital number, since it uses as much as digits as its factorization.

30033139273 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 30618, while the sum is 34.

The spelling of 30033139273 in words is "thirty billion, thirty-three million, one hundred thirty-nine thousand, two hundred seventy-three".