45611145 has 12 divisors (see below), whose sum is σ = 79059396. Its totient is φ = 24325920.

The previous prime is 45611143. The next prime is 45611177. The reversal of 45611145 is 54111654.

45611145 is a `hidden beast` number, since 4 + 5 + 611 + 1 + 45 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 6411024 + 39200121 = 2532^2 + 6261^2 .

It is not a de Polignac number, because 45611145 - 2¹ = 45611143 is a prime.

It is a super-2 number, since 2×45611145² = 4160753096422050, which contains 22 as substring.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (45611141) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 506746 + ... + 506835.

It is an arithmetic number, because the mean of its divisors is an integer number (6588283).

Almost surely, 2^45611145 is an apocalyptic number.

45611145 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

45611145 is a deficient number, since it is larger than the sum of its proper divisors (33448251).

45611145 is a wasteful number, since it uses less digits than its factorization.

45611145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1013592 (or 1013589 counting only the distinct ones).

The product of its digits is 2400, while the sum is 27.

The square root of 45611145 is about 6753.6023720678. The cubic root of 45611145 is about 357.2923011527.

Adding to 45611145 its reverse (54111654), we get a palindrome (99722799).

The spelling of 45611145 in words is "forty-five million, six hundred eleven thousand, one hundred forty-five".