40144483 has 2 divisors, whose sum is σ = 40144484. Its totient is φ = 40144482.

The previous prime is 40144471. The next prime is 40144487. The reversal of 40144483 is 38444104.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40144483 is a prime.

It is a super-2 number, since 2×40144483² = 3223159030674578, which contains 22 as substring.

It is equal to p_2441926 and since 40144483 and 2441926 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (40144487) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20072241 + 20072242.

It is an arithmetic number, because the mean of its divisors is an integer number (20072242).

Almost surely, 2^40144483 is an apocalyptic number.

40144483 is a deficient number, since it is larger than the sum of its proper divisors (1).

40144483 is an equidigital number, since it uses as much as digits as its factorization.

40144483 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6144, while the sum is 28.

The square root of 40144483 is about 6335.9674083758. The cubic root of 40144483 is about 342.4064653034.

Adding to 40144483 its reverse (38444104), we get a palindrome (78588587).

The spelling of 40144483 in words is "forty million, one hundred forty-four thousand, four hundred eighty-three".