2236451461 has 2 divisors, whose sum is σ = 2236451462. Its totient is φ = 2236451460.

The previous prime is 2236451453. The next prime is 2236451501. The reversal of 2236451461 is 1641546322.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2228784100 + 7667361 = 47210^2 + 2769^2 .

It is a cyclic number.

It is not a de Polignac number, because 2236451461 - 2³ = 2236451453 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2236451401) 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 as a sum of consecutive naturals, namely, 1118225730 + 1118225731.

It is an arithmetic number, because the mean of its divisors is an integer number (1118225731).

Almost surely, 2^2236451461 is an apocalyptic number.

It is an amenable number.

2236451461 is a deficient number, since it is larger than the sum of its proper divisors (1).

2236451461 is an equidigital number, since it uses as much as digits as its factorization.

2236451461 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 34560, while the sum is 34.

The square root of 2236451461 is about 47291.1351206545. The cubic root of 2236451461 is about 1307.7352359093.

Adding to 2236451461 its reverse (1641546322), we get a palindrome (3877997783).

The spelling of 2236451461 in words is "two billion, two hundred thirty-six million, four hundred fifty-one thousand, four hundred sixty-one".