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1121871323 is a prime number
BaseRepresentation
bin100001011011110…
…0110010111011011
32220011222222010202
41002313212113123
54244144340243
6303153332415
736541514606
oct10267462733
92804888122
101121871323
115262a3591
1227386710b
1314b56aab1
14a8dd333d
15687564b8
hex42de65db

1121871323 has 2 divisors, whose sum is σ = 1121871324. Its totient is φ = 1121871322.

The previous prime is 1121871301. The next prime is 1121871349. The reversal of 1121871323 is 3231781211.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1121871323 - 218 = 1121609179 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (1121871823) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 560935661 + 560935662.

It is an arithmetic number, because the mean of its divisors is an integer number (560935662).

Almost surely, 21121871323 is an apocalyptic number.

1121871323 is a deficient number, since it is larger than the sum of its proper divisors (1).

1121871323 is an equidigital number, since it uses as much as digits as its factorization.

1121871323 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2016, while the sum is 29.

The square root of 1121871323 is about 33494.3476276222. The cubic root of 1121871323 is about 1039.0768814983.

The spelling of 1121871323 in words is "one billion, one hundred twenty-one million, eight hundred seventy-one thousand, three hundred twenty-three".