2045154107 has 2 divisors, whose sum is σ = 2045154108. Its totient is φ = 2045154106.

The previous prime is 2045154101. The next prime is 2045154173. The reversal of 2045154107 is 7014515402.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2045154107 - 2¹⁸ = 2044891963 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2045154107.

It is not a weakly prime, because it can be changed into another prime (2045154101) 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, 1022577053 + 1022577054.

It is an arithmetic number, because the mean of its divisors is an integer number (1022577054).

Almost surely, 2^2045154107 is an apocalyptic number.

2045154107 is a deficient number, since it is larger than the sum of its proper divisors (1).

2045154107 is an equidigital number, since it uses as much as digits as its factorization.

2045154107 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5600, while the sum is 29.

The square root of 2045154107 is about 45223.3800926025. The cubic root of 2045154107 is about 1269.3323431770.

Adding to 2045154107 its reverse (7014515402), we get a palindrome (9059669509).

The spelling of 2045154107 in words is "two billion, forty-five million, one hundred fifty-four thousand, one hundred seven".