1445830307 has 2 divisors, whose sum is σ = 1445830308. Its totient is φ = 1445830306.

The previous prime is 1445830283. The next prime is 1445830313. The reversal of 1445830307 is 7030385441.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1445830307 is a prime.

It is a super-3 number, since 3×1445830307³ (a number of 28 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (1445830387) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 722915153 + 722915154.

It is an arithmetic number, because the mean of its divisors is an integer number (722915154).

Almost surely, 2^1445830307 is an apocalyptic number.

1445830307 is a deficient number, since it is larger than the sum of its proper divisors (1).

1445830307 is an equidigital number, since it uses as much as digits as its factorization.

1445830307 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 40320, while the sum is 35.

The square root of 1445830307 is about 38024.0753602241. The cubic root of 1445830307 is about 1130.7652182387.

The spelling of 1445830307 in words is "one billion, four hundred forty-five million, eight hundred thirty thousand, three hundred seven".