133783677 has 8 divisors (see below), whose sum is σ = 198198080. Its totient is φ = 89189100.

The previous prime is 133783613. The next prime is 133783681. The reversal of 133783677 is 776387331.

It is not a de Polignac number, because 133783677 - 2⁶ = 133783613 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133783687) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2477449 + ... + 2477502.

It is an arithmetic number, because the mean of its divisors is an integer number (24774760).

Almost surely, 2^133783677 is an apocalyptic number.

It is an amenable number.

133783677 is a deficient number, since it is larger than the sum of its proper divisors (64414403).

133783677 is an equidigital number, since it uses as much as digits as its factorization.

133783677 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4954960 (or 4954954 counting only the distinct ones).

The product of its digits is 444528, while the sum is 45.

The square root of 133783677 is about 11566.4893982574. The cubic root of 133783677 is about 511.4474795792.

The spelling of 133783677 in words is "one hundred thirty-three million, seven hundred eighty-three thousand, six hundred seventy-seven".