40655063 has 2 divisors, whose sum is σ = 40655064. Its totient is φ = 40655062.

The previous prime is 40655011. The next prime is 40655107. The reversal of 40655063 is 36055604.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40655063 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40655863) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20327531 + 20327532.

It is an arithmetic number, because the mean of its divisors is an integer number (20327532).

Almost surely, 2^40655063 is an apocalyptic number.

40655063 is a deficient number, since it is larger than the sum of its proper divisors (1).

40655063 is an equidigital number, since it uses as much as digits as its factorization.

40655063 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10800, while the sum is 29.

The square root of 40655063 is about 6376.1322916012. The cubic root of 40655063 is about 343.8519931839.

The spelling of 40655063 in words is "forty million, six hundred fifty-five thousand, sixty-three".