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1123032973 is a prime number
BaseRepresentation
bin100001011110000…
…0001111110001101
32220021011222121211
41002330001332031
54244444023343
6303234254421
736554423416
oct10274017615
92807158554
101123032973
11526a17327
12274127411
1314b88676a
14a921680d
15688d579d
hex42f01f8d

1123032973 has 2 divisors, whose sum is σ = 1123032974. Its totient is φ = 1123032972.

The previous prime is 1123032959. The next prime is 1123032979. The reversal of 1123032973 is 3792303211.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 614891209 + 508141764 = 24797^2 + 22542^2 .

It is a cyclic number.

It is not a de Polignac number, because 1123032973 - 213 = 1123024781 is a prime.

It is a super-2 number, since 2×11230329732 = 2522406116890437458, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1123032979) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 561516486 + 561516487.

It is an arithmetic number, because the mean of its divisors is an integer number (561516487).

Almost surely, 21123032973 is an apocalyptic number.

It is an amenable number.

1123032973 is a deficient number, since it is larger than the sum of its proper divisors (1).

1123032973 is an equidigital number, since it uses as much as digits as its factorization.

1123032973 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6804, while the sum is 31.

The square root of 1123032973 is about 33511.6841265849. The cubic root of 1123032973 is about 1039.4353977440.

The spelling of 1123032973 in words is "one billion, one hundred twenty-three million, thirty-two thousand, nine hundred seventy-three".