30900127 has 2 divisors, whose sum is σ = 30900128. Its totient is φ = 30900126.

The previous prime is 30900091. The next prime is 30900151. The reversal of 30900127 is 72100903.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-30900127 is a prime.

It is a super-2 number, since 2×30900127² = 1909635697232258, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 30900098 and 30900107.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30930127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15450063 + 15450064.

It is an arithmetic number, because the mean of its divisors is an integer number (15450064).

Almost surely, 2^30900127 is an apocalyptic number.

30900127 is a deficient number, since it is larger than the sum of its proper divisors (1).

30900127 is an equidigital number, since it uses as much as digits as its factorization.

30900127 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 378, while the sum is 22.

The square root of 30900127 is about 5558.7882672395. The cubic root of 30900127 is about 313.8003484223.

The spelling of 30900127 in words is "thirty million, nine hundred thousand, one hundred twenty-seven".