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2136913 is a prime number
BaseRepresentation
bin1000001001101101010001
311000120021221
420021231101
51021340123
6113445041
724110032
oct10115521
94016257
102136913
11122a549
12870781
1359a85c
143d8a89
152c325d
hex209b51

2136913 has 2 divisors, whose sum is σ = 2136914. Its totient is φ = 2136912.

The previous prime is 2136889. The next prime is 2136919. The reversal of 2136913 is 3196312.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1982464 + 154449 = 1408^2 + 393^2 .

It is a cyclic number.

It is not a de Polignac number, because 2136913 - 217 = 2005841 is a prime.

It is not a weakly prime, because it can be changed into another prime (2136919) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1068456 + 1068457.

It is an arithmetic number, because the mean of its divisors is an integer number (1068457).

22136913 is an apocalyptic number.

It is an amenable number.

2136913 is a deficient number, since it is larger than the sum of its proper divisors (1).

2136913 is an equidigital number, since it uses as much as digits as its factorization.

2136913 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 972, while the sum is 25.

The square root of 2136913 is about 1461.8183881728. The cubic root of 2136913 is about 128.8038804240.

The spelling of 2136913 in words is "two million, one hundred thirty-six thousand, nine hundred thirteen".