40753387 has 2 divisors, whose sum is σ = 40753388. Its totient is φ = 40753386.

The previous prime is 40753357. The next prime is 40753393. The reversal of 40753387 is 78335704.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40753387 - 2⁷ = 40753259 is a prime.

It is not a weakly prime, because it can be changed into another prime (40753327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20376693 + 20376694.

It is an arithmetic number, because the mean of its divisors is an integer number (20376694).

Almost surely, 2^40753387 is an apocalyptic number.

40753387 is a deficient number, since it is larger than the sum of its proper divisors (1).

40753387 is an equidigital number, since it uses as much as digits as its factorization.

40753387 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 70560, while the sum is 37.

The square root of 40753387 is about 6383.8379522040. The cubic root of 40753387 is about 344.1289712682.

The spelling of 40753387 in words is "forty million, seven hundred fifty-three thousand, three hundred eighty-seven".