545411222023 has 2 divisors, whose sum is σ = 545411222024. Its totient is φ = 545411222022.

The previous prime is 545411222017. The next prime is 545411222101. The reversal of 545411222023 is 320222114545.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-545411222023 is a prime.

It is a super-2 number, since 2×545411222023² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (545411202023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 272705611011 + 272705611012.

It is an arithmetic number, because the mean of its divisors is an integer number (272705611012).

Almost surely, 2^545411222023 is an apocalyptic number.

545411222023 is a deficient number, since it is larger than the sum of its proper divisors (1).

545411222023 is an equidigital number, since it uses as much as digits as its factorization.

545411222023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 19200, while the sum is 31.

Adding to 545411222023 its reverse (320222114545), we get a palindrome (865633336568).

The spelling of 545411222023 in words is "five hundred forty-five billion, four hundred eleven million, two hundred twenty-two thousand, twenty-three".