45873637 has 2 divisors, whose sum is σ = 45873638. Its totient is φ = 45873636.

The previous prime is 45873623. The next prime is 45873643. The reversal of 45873637 is 73637854.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 32558436 + 13315201 = 5706^2 + 3649^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45873637 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 45873593 and 45873602.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45873677) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22936818 + 22936819.

It is an arithmetic number, because the mean of its divisors is an integer number (22936819).

Almost surely, 2^45873637 is an apocalyptic number.

It is an amenable number.

45873637 is a deficient number, since it is larger than the sum of its proper divisors (1).

45873637 is an equidigital number, since it uses as much as digits as its factorization.

45873637 is an evil number, because the sum of its binary digits is even.

The product of its digits is 423360, while the sum is 43.

The square root of 45873637 is about 6773.0079728286. The cubic root of 45873637 is about 357.9763958720.

The spelling of 45873637 in words is "forty-five million, eight hundred seventy-three thousand, six hundred thirty-seven".