545022100531 has 2 divisors, whose sum is σ = 545022100532. Its totient is φ = 545022100530.

The previous prime is 545022100489. The next prime is 545022100543. The reversal of 545022100531 is 135001220545.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 545022100531 - 2⁹ = 545022100019 is a prime.

It is a super-2 number, since 2×545022100531² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 545022100531.

It is not a weakly prime, because it can be changed into another prime (540022100531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 272511050265 + 272511050266.

It is an arithmetic number, because the mean of its divisors is an integer number (272511050266).

Almost surely, 2^545022100531 is an apocalyptic number.

545022100531 is a deficient number, since it is larger than the sum of its proper divisors (1).

545022100531 is an equidigital number, since it uses as much as digits as its factorization.

545022100531 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6000, while the sum is 28.

The spelling of 545022100531 in words is "five hundred forty-five billion, twenty-two million, one hundred thousand, five hundred thirty-one".