30103133449 has 2 divisors, whose sum is σ = 30103133450. Its totient is φ = 30103133448.

The previous prime is 30103133413. The next prime is 30103133461. The reversal of 30103133449 is 94433130103.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 30099821049 + 3312400 = 173493^2 + 1820^2 .

It is a cyclic number.

It is not a de Polignac number, because 30103133449 - 2⁷ = 30103133321 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 30103133449.

It is not a weakly prime, because it can be changed into another prime (30103133149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15051566724 + 15051566725.

It is an arithmetic number, because the mean of its divisors is an integer number (15051566725).

Almost surely, 2^30103133449 is an apocalyptic number.

It is an amenable number.

30103133449 is a deficient number, since it is larger than the sum of its proper divisors (1).

30103133449 is an equidigital number, since it uses as much as digits as its factorization.

30103133449 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11664, while the sum is 31.

The spelling of 30103133449 in words is "thirty billion, one hundred three million, one hundred thirty-three thousand, four hundred forty-nine".