133057711 has 2 divisors, whose sum is σ = 133057712. Its totient is φ = 133057710.

The previous prime is 133057699. The next prime is 133057733. The reversal of 133057711 is 117750331.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 133057711 - 2⁷ = 133057583 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 133057711.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (133057411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66528855 + 66528856.

It is an arithmetic number, because the mean of its divisors is an integer number (66528856).

Almost surely, 2^133057711 is an apocalyptic number.

133057711 is a deficient number, since it is larger than the sum of its proper divisors (1).

133057711 is an equidigital number, since it uses as much as digits as its factorization.

133057711 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2205, while the sum is 28.

The square root of 133057711 is about 11535.0644124773. The cubic root of 133057711 is about 510.5206920990.

The spelling of 133057711 in words is "one hundred thirty-three million, fifty-seven thousand, seven hundred eleven".