2145075007 has 2 divisors, whose sum is σ = 2145075008. Its totient is φ = 2145075006.

The previous prime is 2145075001. The next prime is 2145075019. The reversal of 2145075007 is 7005705412.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2145075007 - 2²³ = 2136686399 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2145075007.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2145075001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1072537503 + 1072537504.

It is an arithmetic number, because the mean of its divisors is an integer number (1072537504).

Almost surely, 2^2145075007 is an apocalyptic number.

2145075007 is a deficient number, since it is larger than the sum of its proper divisors (1).

2145075007 is an equidigital number, since it uses as much as digits as its factorization.

2145075007 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9800, while the sum is 31.

The square root of 2145075007 is about 46314.9544639742. The cubic root of 2145075007 is about 1289.6766224658.

The spelling of 2145075007 in words is "two billion, one hundred forty-five million, seventy-five thousand, seven".