45243120452011 has 4 divisors (see below), whose sum is σ = 45246560745024. Its totient is φ = 45239680159000.

The previous prime is 45243120452003. The next prime is 45243120452017. The reversal of 45243120452011 is 11025402134254.

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

It is a cyclic number.

It is not a de Polignac number, because 45243120452011 - 2³ = 45243120452003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45243120452017) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1720126780 + ... + 1720153081.

It is an arithmetic number, because the mean of its divisors is an integer number (11311640186256).

Almost surely, 2^{45243120452011} is an apocalyptic number.

45243120452011 is a deficient number, since it is larger than the sum of its proper divisors (3440293013).

45243120452011 is a wasteful number, since it uses less digits than its factorization.

45243120452011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3440293012.

The product of its (nonzero) digits is 38400, while the sum is 34.

Adding to 45243120452011 its reverse (11025402134254), we get a palindrome (56268522586265).

The spelling of 45243120452011 in words is "forty-five trillion, two hundred forty-three billion, one hundred twenty million, four hundred fifty-two thousand, eleven".