45663811 has 2 divisors, whose sum is σ = 45663812. Its totient is φ = 45663810.

The previous prime is 45663803. The next prime is 45663823. The reversal of 45663811 is 11836654.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 45663811 - 2³ = 45663803 is a prime.

It is not a weakly prime, because it can be changed into another prime (45663851) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22831905 + 22831906.

It is an arithmetic number, because the mean of its divisors is an integer number (22831906).

Almost surely, 2^45663811 is an apocalyptic number.

45663811 is a deficient number, since it is larger than the sum of its proper divisors (1).

45663811 is an equidigital number, since it uses as much as digits as its factorization.

45663811 is an evil number, because the sum of its binary digits is even.

The product of its digits is 17280, while the sum is 34.

The square root of 45663811 is about 6757.5003514613. The cubic root of 45663811 is about 357.4297669586.

The spelling of 45663811 in words is "forty-five million, six hundred sixty-three thousand, eight hundred eleven".