30105007507 has 2 divisors, whose sum is σ = 30105007508. Its totient is φ = 30105007506.

The previous prime is 30105007483. The next prime is 30105007511. The reversal of 30105007507 is 70570050103.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-30105007507 is a prime.

It is a super-2 number, since 2×30105007507² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (30105007547) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15052503753 + 15052503754.

It is an arithmetic number, because the mean of its divisors is an integer number (15052503754).

Almost surely, 2^30105007507 is an apocalyptic number.

30105007507 is a deficient number, since it is larger than the sum of its proper divisors (1).

30105007507 is an equidigital number, since it uses as much as digits as its factorization.

30105007507 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3675, while the sum is 28.

The spelling of 30105007507 in words is "thirty billion, one hundred five million, seven thousand, five hundred seven".