2650003045 has 4 divisors (see below), whose sum is σ = 3180003660. Its totient is φ = 2120002432.

The previous prime is 2650003019. The next prime is 2650003063. The reversal of 2650003045 is 5403000562.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5403000562 = 2 ⋅2701500281.

It can be written as a sum of positive squares in 2 ways, for example, as 655308801 + 1994694244 = 25599^2 + 44662^2 .

It is a cyclic number.

It is not a de Polignac number, because 2650003045 - 2²¹ = 2647905893 is a prime.

It is a super-2 number, since 2×2650003045² = 14045032277018544050, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 265000300 + ... + 265000309.

It is an arithmetic number, because the mean of its divisors is an integer number (795000915).

Almost surely, 2^2650003045 is an apocalyptic number.

It is an amenable number.

2650003045 is a deficient number, since it is larger than the sum of its proper divisors (530000615).

2650003045 is an equidigital number, since it uses as much as digits as its factorization.

2650003045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 530000614.

The product of its (nonzero) digits is 3600, while the sum is 25.

The square root of 2650003045 is about 51478.1802805810. The cubic root of 2650003045 is about 1383.8280336763.

The spelling of 2650003045 in words is "two billion, six hundred fifty million, three thousand, forty-five".