2475039689 has 2 divisors, whose sum is σ = 2475039690. Its totient is φ = 2475039688.

The previous prime is 2475039653. The next prime is 2475039703. The reversal of 2475039689 is 9869305742.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2234169289 + 240870400 = 47267^2 + 15520^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2475039689 is a prime.

It is a super-2 number, since 2×2475039689² = 12251642924250433442, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2475039689.

It is not a weakly prime, because it can be changed into another prime (2475039629) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1237519844 + 1237519845.

It is an arithmetic number, because the mean of its divisors is an integer number (1237519845).

Almost surely, 2^2475039689 is an apocalyptic number.

It is an amenable number.

2475039689 is a deficient number, since it is larger than the sum of its proper divisors (1).

2475039689 is an equidigital number, since it uses as much as digits as its factorization.

2475039689 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3265920, while the sum is 53.

The square root of 2475039689 is about 49749.7707431904. The cubic root of 2475039689 is about 1352.6768449107.

The spelling of 2475039689 in words is "two billion, four hundred seventy-five million, thirty-nine thousand, six hundred eighty-nine".