1120344245 has 4 divisors (see below), whose sum is σ = 1344413100. Its totient is φ = 896275392.

The previous prime is 1120344241. The next prime is 1120344271. The reversal of 1120344245 is 5424430211.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 157979761 + 962364484 = 12569^2 + 31022^2 .

It is a cyclic number.

It is not a de Polignac number, because 1120344245 - 2² = 1120344241 is a prime.

It is a super-4 number, since 4×1120344245⁴ (a number of 37 digits) contains 4444 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1120344241) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 112034420 + ... + 112034429.

It is an arithmetic number, because the mean of its divisors is an integer number (336103275).

Almost surely, 2^1120344245 is an apocalyptic number.

It is an amenable number.

1120344245 is a deficient number, since it is larger than the sum of its proper divisors (224068855).

1120344245 is an equidigital number, since it uses as much as digits as its factorization.

1120344245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224068854.

The product of its (nonzero) digits is 3840, while the sum is 26.

The square root of 1120344245 is about 33471.5438096303. The cubic root of 1120344245 is about 1038.6052076933.

Adding to 1120344245 its reverse (5424430211), we get a palindrome (6544774456).

The spelling of 1120344245 in words is "one billion, one hundred twenty million, three hundred forty-four thousand, two hundred forty-five".