40284053 has 2 divisors, whose sum is σ = 40284054. Its totient is φ = 40284052.

The previous prime is 40283993. The next prime is 40284061. The reversal of 40284053 is 35048204.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 38663524 + 1620529 = 6218^2 + 1273^2 .

It is a cyclic number.

It is not a de Polignac number, because 40284053 - 2⁶ = 40283989 is a prime.

It is a super-3 number, since 3×40284053³ (a number of 24 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40284553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20142026 + 20142027.

It is an arithmetic number, because the mean of its divisors is an integer number (20142027).

Almost surely, 2^40284053 is an apocalyptic number.

It is an amenable number.

40284053 is a deficient number, since it is larger than the sum of its proper divisors (1).

40284053 is an equidigital number, since it uses as much as digits as its factorization.

40284053 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3840, while the sum is 26.

The square root of 40284053 is about 6346.9719551925. The cubic root of 40284053 is about 342.8028202543.

The spelling of 40284053 in words is "forty million, two hundred eighty-four thousand, fifty-three".