45111371 has 2 divisors, whose sum is σ = 45111372. Its totient is φ = 45111370.

The previous prime is 45111361. The next prime is 45111379. The reversal of 45111371 is 17311154.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 45111371 - 2²² = 40917067 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (45111379) 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, 22555685 + 22555686.

It is an arithmetic number, because the mean of its divisors is an integer number (22555686).

Almost surely, 2^45111371 is an apocalyptic number.

45111371 is a deficient number, since it is larger than the sum of its proper divisors (1).

45111371 is an equidigital number, since it uses as much as digits as its factorization.

45111371 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 420, while the sum is 23.

The square root of 45111371 is about 6716.4999069456. The cubic root of 45111371 is about 355.9825218663.

The spelling of 45111371 in words is "forty-five million, one hundred eleven thousand, three hundred seventy-one".