1120163949 has 24 divisors (see below), whose sum is σ = 1714477752. Its totient is φ = 702320640.

The previous prime is 1120163939. The next prime is 1120163953. The reversal of 1120163949 is 9493610211.

It is a happy number.

1120163949 is a `hidden beast` number, since 1 + 12 + 0 + 1 + 639 + 4 + 9 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 696009924 + 424154025 = 26382^2 + 20595^2 .

It is not a de Polignac number, because 1120163949 - 2⁹ = 1120163437 is a prime.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1120163909) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 346159 + ... + 349379.

It is an arithmetic number, because the mean of its divisors is an integer number (71436573).

Almost surely, 2^1120163949 is an apocalyptic number.

It is an amenable number.

1120163949 is a deficient number, since it is larger than the sum of its proper divisors (594313803).

1120163949 is a wasteful number, since it uses less digits than its factorization.

1120163949 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5517 (or 5514 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 36.

The square root of 1120163949 is about 33468.8504284208. The cubic root of 1120163949 is about 1038.5494907678.

The spelling of 1120163949 in words is "one billion, one hundred twenty million, one hundred sixty-three thousand, nine hundred forty-nine".