45211005 has 24 divisors (see below), whose sum is σ = 89561472. Its totient is φ = 20667744.

The previous prime is 45210983. The next prime is 45211027. The reversal of 45211005 is 50011254.

It is an interprime number because it is at equal distance from previous prime (45210983) and next prime (45211027).

It is not a de Polignac number, because 45211005 - 2¹⁷ = 45079933 is a prime.

It is a super-2 number, since 2×45211005² = 4088069946220050, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

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 in 23 ways as a sum of consecutive naturals, for example, 71449 + ... + 72078.

It is an arithmetic number, because the mean of its divisors is an integer number (3731728).

Almost surely, 2^45211005 is an apocalyptic number.

45211005 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

45211005 is a deficient number, since it is larger than the sum of its proper divisors (44350467).

45211005 is a wasteful number, since it uses less digits than its factorization.

45211005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143545 (or 143542 counting only the distinct ones).

The product of its (nonzero) digits is 200, while the sum is 18.

The square root of 45211005 is about 6723.9129232910. The cubic root of 45211005 is about 356.2444061910.

Adding to 45211005 its reverse (50011254), we get a palindrome (95222259).

It can be divided in two parts, 4521 and 1005, that multiplied together give a triangular number (4543605 = T₃₀₁₄).

The spelling of 45211005 in words is "forty-five million, two hundred eleven thousand, five".