45367481 has 2 divisors, whose sum is σ = 45367482. Its totient is φ = 45367480.

The previous prime is 45367463. The next prime is 45367559. The reversal of 45367481 is 18476354.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 44890000 + 477481 = 6700^2 + 691^2 .

It is a cyclic number.

It is not a de Polignac number, because 45367481 - 2¹⁸ = 45105337 is a prime.

It is a super-2 number, since 2×45367481² = 4116416664570722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (45367181) 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, 22683740 + 22683741.

It is an arithmetic number, because the mean of its divisors is an integer number (22683741).

Almost surely, 2^45367481 is an apocalyptic number.

It is an amenable number.

45367481 is a deficient number, since it is larger than the sum of its proper divisors (1).

45367481 is an equidigital number, since it uses as much as digits as its factorization.

45367481 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 80640, while the sum is 38.

The square root of 45367481 is about 6735.5386570044. The cubic root of 45367481 is about 356.6549221198.

The spelling of 45367481 in words is "forty-five million, three hundred sixty-seven thousand, four hundred eighty-one".