45132555045197 has 2 divisors, whose sum is σ = 45132555045198. Its totient is φ = 45132555045196.

The previous prime is 45132555045059. The next prime is 45132555045217. The reversal of 45132555045197 is 79154055523154.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 43218278031721 + 1914277013476 = 6574061^2 + 1383574^2 .

It is a cyclic number.

It is not a de Polignac number, because 45132555045197 - 2¹⁶ = 45132554979661 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45132555345197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22566277522598 + 22566277522599.

It is an arithmetic number, because the mean of its divisors is an integer number (22566277522599).

Almost surely, 2^{45132555045197} is an apocalyptic number.

It is an amenable number.

45132555045197 is a deficient number, since it is larger than the sum of its proper divisors (1).

45132555045197 is an equidigital number, since it uses as much as digits as its factorization.

45132555045197 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18900000, while the sum is 56.

The spelling of 45132555045197 in words is "forty-five trillion, one hundred thirty-two billion, five hundred fifty-five million, forty-five thousand, one hundred ninety-seven".