545907097 has 2 divisors, whose sum is σ = 545907098. Its totient is φ = 545907096.

The previous prime is 545907083. The next prime is 545907119. The reversal of 545907097 is 790709545.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 507330576 + 38576521 = 22524^2 + 6211^2 .

It is a cyclic number.

It is not a de Polignac number, because 545907097 - 2⁷ = 545906969 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (545904097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 272953548 + 272953549.

It is an arithmetic number, because the mean of its divisors is an integer number (272953549).

Almost surely, 2^545907097 is an apocalyptic number.

It is an amenable number.

545907097 is a deficient number, since it is larger than the sum of its proper divisors (1).

545907097 is an equidigital number, since it uses as much as digits as its factorization.

545907097 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 396900, while the sum is 46.

The square root of 545907097 is about 23364.6548658438. The cubic root of 545907097 is about 817.2838431333.

The spelling of 545907097 in words is "five hundred forty-five million, nine hundred seven thousand, ninety-seven".