45218707 has 2 divisors, whose sum is σ = 45218708. Its totient is φ = 45218706.

The previous prime is 45218647. The next prime is 45218717. The reversal of 45218707 is 70781254.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 45218707 - 2¹¹ = 45216659 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is not a weakly prime, because it can be changed into another prime (45218717) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22609353 + 22609354.

It is an arithmetic number, because the mean of its divisors is an integer number (22609354).

Almost surely, 2^45218707 is an apocalyptic number.

45218707 is a deficient number, since it is larger than the sum of its proper divisors (1).

45218707 is an equidigital number, since it uses as much as digits as its factorization.

45218707 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15680, while the sum is 34.

The square root of 45218707 is about 6724.4856308866. The cubic root of 45218707 is about 356.2646345891.

The spelling of 45218707 in words is "forty-five million, two hundred eighteen thousand, seven hundred seven".