45622141 has 2 divisors, whose sum is σ = 45622142. Its totient is φ = 45622140.

The previous prime is 45622139. The next prime is 45622189. The reversal of 45622141 is 14122654.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 45616516 + 5625 = 6754^2 + 75^2 .

It is a cyclic number.

It is not a de Polignac number, because 45622141 - 2¹ = 45622139 is a prime.

Together with 45622139, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45622121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22811070 + 22811071.

It is an arithmetic number, because the mean of its divisors is an integer number (22811071).

Almost surely, 2^45622141 is an apocalyptic number.

It is an amenable number.

45622141 is a deficient number, since it is larger than the sum of its proper divisors (1).

45622141 is an equidigital number, since it uses as much as digits as its factorization.

45622141 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1920, while the sum is 25.

The square root of 45622141 is about 6754.4164070629. The cubic root of 45622141 is about 357.3210110251.

Adding to 45622141 its reverse (14122654), we get a palindrome (59744795).

The spelling of 45622141 in words is "forty-five million, six hundred twenty-two thousand, one hundred forty-one".