1051224345 has 16 divisors (see below), whose sum is σ = 1868843520. Its totient is φ = 560652912.

The previous prime is 1051224331. The next prime is 1051224371. The reversal of 1051224345 is 5434221501.

1051224345 is a `hidden beast` number, since 105 + 122 + 434 + 5 = 666.

1051224345 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1051224345 - 2⁴ = 1051224329 is a prime.

It is a super-2 number, since 2×1051224345² = 2210145247041358050, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3893289 + ... + 3893558.

It is an arithmetic number, because the mean of its divisors is an integer number (116802720).

Almost surely, 2^1051224345 is an apocalyptic number.

1051224345 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1051224345 is a deficient number, since it is larger than the sum of its proper divisors (817619175).

1051224345 is an equidigital number, since it uses as much as digits as its factorization.

1051224345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7786861 (or 7786855 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 1051224345 is about 32422.5900415127. The cubic root of 1051224345 is about 1016.7912572683.

Adding to 1051224345 its reverse (5434221501), we get a palindrome (6485445846).

The spelling of 1051224345 in words is "one billion, fifty-one million, two hundred twenty-four thousand, three hundred forty-five".