545012245451 has 2 divisors, whose sum is σ = 545012245452. Its totient is φ = 545012245450.

The previous prime is 545012245441. The next prime is 545012245489. The reversal of 545012245451 is 154542210545.

It is an a-pointer prime, because the next prime (545012245489) can be obtained adding 545012245451 to its sum of digits (38).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 545012245451 - 2²⁶ = 544945136587 is a prime.

It is not a weakly prime, because it can be changed into another prime (545012245411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 272506122725 + 272506122726.

It is an arithmetic number, because the mean of its divisors is an integer number (272506122726).

Almost surely, 2^545012245451 is an apocalyptic number.

545012245451 is a deficient number, since it is larger than the sum of its proper divisors (1).

545012245451 is an equidigital number, since it uses as much as digits as its factorization.

545012245451 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 160000, while the sum is 38.

Adding to 545012245451 its reverse (154542210545), we get a palindrome (699554455996).

The spelling of 545012245451 in words is "five hundred forty-five billion, twelve million, two hundred forty-five thousand, four hundred fifty-one".