45361237 has 2 divisors, whose sum is σ = 45361238. Its totient is φ = 45361236.

The previous prime is 45361231. The next prime is 45361273. The reversal of 45361237 is 73216354.

Together with next prime (45361273) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 45279441 + 81796 = 6729^2 + 286^2 .

It is a cyclic number.

It is not a de Polignac number, because 45361237 - 2⁷ = 45361109 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 45361199 and 45361208.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45361231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22680618 + 22680619.

It is an arithmetic number, because the mean of its divisors is an integer number (22680619).

Almost surely, 2^45361237 is an apocalyptic number.

It is an amenable number.

45361237 is a deficient number, since it is larger than the sum of its proper divisors (1).

45361237 is an equidigital number, since it uses as much as digits as its factorization.

45361237 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 15120, while the sum is 31.

The square root of 45361237 is about 6735.0751294993. The cubic root of 45361237 is about 356.6385590373.

The spelling of 45361237 in words is "forty-five million, three hundred sixty-one thousand, two hundred thirty-seven".