45315563 has 2 divisors, whose sum is σ = 45315564. Its totient is φ = 45315562.

The previous prime is 45315559. The next prime is 45315577. The reversal of 45315563 is 36551354.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 45315563 - 2² = 45315559 is a prime.

It is equal to p_2736167 and since 45315563 and 2736167 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (45315503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22657781 + 22657782.

It is an arithmetic number, because the mean of its divisors is an integer number (22657782).

Almost surely, 2^45315563 is an apocalyptic number.

45315563 is a deficient number, since it is larger than the sum of its proper divisors (1).

45315563 is an equidigital number, since it uses as much as digits as its factorization.

45315563 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 27000, while the sum is 32.

The square root of 45315563 is about 6731.6835190018. The cubic root of 45315563 is about 356.5188196532.

The spelling of 45315563 in words is "forty-five million, three hundred fifteen thousand, five hundred sixty-three".