45400133 has 2 divisors, whose sum is σ = 45400134. Its totient is φ = 45400132.

The previous prime is 45400129. The next prime is 45400153. The reversal of 45400133 is 33100454.

It is an a-pointer prime, because the next prime (45400153) can be obtained adding 45400133 to its sum of digits (20).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 43652449 + 1747684 = 6607^2 + 1322^2 .

It is a cyclic number.

It is not a de Polignac number, because 45400133 - 2² = 45400129 is a prime.

It is a super-2 number, since 2×45400133² = 4122344152835378, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45400153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22700066 + 22700067.

It is an arithmetic number, because the mean of its divisors is an integer number (22700067).

Almost surely, 2^45400133 is an apocalyptic number.

It is an amenable number.

45400133 is a deficient number, since it is larger than the sum of its proper divisors (1).

45400133 is an equidigital number, since it uses as much as digits as its factorization.

45400133 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 45400133 is about 6737.9620806294. The cubic root of 45400133 is about 356.7404657996.

Adding to 45400133 its reverse (33100454), we get a palindrome (78500587).

The spelling of 45400133 in words is "forty-five million, four hundred thousand, one hundred thirty-three".