133577270609 has 2 divisors, whose sum is σ = 133577270610. Its totient is φ = 133577270608.

The previous prime is 133577270587. The next prime is 133577270627. The reversal of 133577270609 is 906072775331.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 118131752209 + 15445518400 = 343703^2 + 124280^2 .

It is a cyclic number.

It is not a de Polignac number, because 133577270609 - 2⁸ = 133577270353 is a prime.

It is not a weakly prime, because it can be changed into another prime (133577270809) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66788635304 + 66788635305.

It is an arithmetic number, because the mean of its divisors is an integer number (66788635305).

Almost surely, 2^133577270609 is an apocalyptic number.

It is an amenable number.

133577270609 is a deficient number, since it is larger than the sum of its proper divisors (1).

133577270609 is an equidigital number, since it uses as much as digits as its factorization.

133577270609 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1666980, while the sum is 50.

The spelling of 133577270609 in words is "one hundred thirty-three billion, five hundred seventy-seven million, two hundred seventy thousand, six hundred nine".