45314526281 has 4 divisors (see below), whose sum is σ = 45355388100. Its totient is φ = 45273664464.

The previous prime is 45314526269. The next prime is 45314526293. The reversal of 45314526281 is 18262541354.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (45314526269) and next prime (45314526293).

It can be written as a sum of positive squares in 2 ways, for example, as 18840307600 + 26474218681 = 137260^2 + 162709^2 .

It is a cyclic number.

It is not a de Polignac number, because 45314526281 - 2⁶ = 45314526217 is a prime.

It is a super-2 number, since 2×45314526281² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45314526221) 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 in 3 ways as a sum of consecutive naturals, for example, 20429246 + ... + 20431463.

It is an arithmetic number, because the mean of its divisors is an integer number (11338847025).

Almost surely, 2^45314526281 is an apocalyptic number.

It is an amenable number.

45314526281 is a deficient number, since it is larger than the sum of its proper divisors (40861819).

45314526281 is a wasteful number, since it uses less digits than its factorization.

45314526281 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40861818.

The product of its digits is 230400, while the sum is 41.

The spelling of 45314526281 in words is "forty-five billion, three hundred fourteen million, five hundred twenty-six thousand, two hundred eighty-one".