45115069 has 2 divisors, whose sum is σ = 45115070. Its totient is φ = 45115068.

The previous prime is 45115067. The next prime is 45115073. The reversal of 45115069 is 96051154.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 41447844 + 3667225 = 6438^2 + 1915^2 .

It is a cyclic number.

It is not a de Polignac number, because 45115069 - 2¹ = 45115067 is a prime.

It is a super-2 number, since 2×45115069² = 4070738901749522, which contains 22 as substring.

Together with 45115067, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 45115069.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45115067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22557534 + 22557535.

It is an arithmetic number, because the mean of its divisors is an integer number (22557535).

Almost surely, 2^45115069 is an apocalyptic number.

It is an amenable number.

45115069 is a deficient number, since it is larger than the sum of its proper divisors (1).

45115069 is an equidigital number, since it uses as much as digits as its factorization.

45115069 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5400, while the sum is 31.

The square root of 45115069 is about 6716.7751934987. The cubic root of 45115069 is about 355.9922488107.

The spelling of 45115069 in words is "forty-five million, one hundred fifteen thousand, sixty-nine".