133106783 has 2 divisors, whose sum is σ = 133106784. Its totient is φ = 133106782.

The previous prime is 133106759. The next prime is 133106807. The reversal of 133106783 is 387601331.

It is a balanced prime because it is at equal distance from previous prime (133106759) and next prime (133106807).

It is a cyclic number.

It is not a de Polignac number, because 133106783 - 2¹⁶ = 133041247 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (133106713) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66553391 + 66553392.

It is an arithmetic number, because the mean of its divisors is an integer number (66553392).

Almost surely, 2^133106783 is an apocalyptic number.

133106783 is a deficient number, since it is larger than the sum of its proper divisors (1).

133106783 is an equidigital number, since it uses as much as digits as its factorization.

133106783 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9072, while the sum is 32.

The square root of 133106783 is about 11537.1912959784. The cubic root of 133106783 is about 510.5834448000.

The spelling of 133106783 in words is "one hundred thirty-three million, one hundred six thousand, seven hundred eighty-three".