40677253 has 2 divisors, whose sum is σ = 40677254. Its totient is φ = 40677252.

The previous prime is 40677229. The next prime is 40677283. The reversal of 40677253 is 35277604.

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., 27478564 + 13198689 = 5242^2 + 3633^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40677253 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40677223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20338626 + 20338627.

It is an arithmetic number, because the mean of its divisors is an integer number (20338627).

Almost surely, 2^40677253 is an apocalyptic number.

It is an amenable number.

40677253 is a deficient number, since it is larger than the sum of its proper divisors (1).

40677253 is an equidigital number, since it uses as much as digits as its factorization.

40677253 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 35280, while the sum is 34.

The square root of 40677253 is about 6377.8721373198. The cubic root of 40677253 is about 343.9145412603.

The spelling of 40677253 in words is "forty million, six hundred seventy-seven thousand, two hundred fifty-three".