1224454051 has 2 divisors, whose sum is σ = 1224454052. Its totient is φ = 1224454050.

The previous prime is 1224454003. The next prime is 1224454057. The reversal of 1224454051 is 1504544221.

It is a strong prime.

It is an emirp because it is prime and its reverse (1504544221) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1224454051 - 2⁹ = 1224453539 is a prime.

It is not a weakly prime, because it can be changed into another prime (1224454057) 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, 612227025 + 612227026.

It is an arithmetic number, because the mean of its divisors is an integer number (612227026).

Almost surely, 2^1224454051 is an apocalyptic number.

1224454051 is a deficient number, since it is larger than the sum of its proper divisors (1).

1224454051 is an equidigital number, since it uses as much as digits as its factorization.

1224454051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6400, while the sum is 28.

The square root of 1224454051 is about 34992.1998593972. The cubic root of 1224454051 is about 1069.8285022256.

Adding to 1224454051 its reverse (1504544221), we get a palindrome (2728998272).

The spelling of 1224454051 in words is "one billion, two hundred twenty-four million, four hundred fifty-four thousand, fifty-one".