45840101123 has 2 divisors, whose sum is σ = 45840101124. Its totient is φ = 45840101122.

The previous prime is 45840101113. The next prime is 45840101189. The reversal of 45840101123 is 32110104854.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 45840101123 - 2⁴ = 45840101107 is a prime.

It is a super-2 number, since 2×45840101123² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (45840101113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22920050561 + 22920050562.

It is an arithmetic number, because the mean of its divisors is an integer number (22920050562).

Almost surely, 2^45840101123 is an apocalyptic number.

45840101123 is a deficient number, since it is larger than the sum of its proper divisors (1).

45840101123 is an equidigital number, since it uses as much as digits as its factorization.

45840101123 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3840, while the sum is 29.

Adding to 45840101123 its reverse (32110104854), we get a palindrome (77950205977).

The spelling of 45840101123 in words is "forty-five billion, eight hundred forty million, one hundred one thousand, one hundred twenty-three".