2045302451 has 2 divisors, whose sum is σ = 2045302452. Its totient is φ = 2045302450.

The previous prime is 2045302447. The next prime is 2045302463. The reversal of 2045302451 is 1542035402.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2045302451 - 2² = 2045302447 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2045302451.

It is not a weakly prime, because it can be changed into another prime (2045302421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1022651225 + 1022651226.

It is an arithmetic number, because the mean of its divisors is an integer number (1022651226).

Almost surely, 2^2045302451 is an apocalyptic number.

2045302451 is a deficient number, since it is larger than the sum of its proper divisors (1).

2045302451 is an equidigital number, since it uses as much as digits as its factorization.

2045302451 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4800, while the sum is 26.

The square root of 2045302451 is about 45225.0201879446. The cubic root of 2045302451 is about 1269.3630325162.

Adding to 2045302451 its reverse (1542035402), we get a palindrome (3587337853).

The spelling of 2045302451 in words is "two billion, forty-five million, three hundred two thousand, four hundred fifty-one".