45500364121 has 2 divisors, whose sum is σ = 45500364122. Its totient is φ = 45500364120.

The previous prime is 45500364071. The next prime is 45500364131. The reversal of 45500364121 is 12146300554.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 32717574400 + 12782789721 = 180880^2 + 113061^2 .

It is a cyclic number.

It is not a de Polignac number, because 45500364121 - 2¹¹ = 45500362073 is a prime.

It is not a weakly prime, because it can be changed into another prime (45500364131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22750182060 + 22750182061.

It is an arithmetic number, because the mean of its divisors is an integer number (22750182061).

Almost surely, 2^45500364121 is an apocalyptic number.

It is an amenable number.

45500364121 is a deficient number, since it is larger than the sum of its proper divisors (1).

45500364121 is an equidigital number, since it uses as much as digits as its factorization.

45500364121 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14400, while the sum is 31.

Adding to 45500364121 its reverse (12146300554), we get a palindrome (57646664675).

The spelling of 45500364121 in words is "forty-five billion, five hundred million, three hundred sixty-four thousand, one hundred twenty-one".