133477963 has 2 divisors, whose sum is σ = 133477964. Its totient is φ = 133477962.

The previous prime is 133477951. The next prime is 133477991. The reversal of 133477963 is 369774331.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-133477963 is a prime.

It is not a weakly prime, because it can be changed into another prime (133477913) 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 as a sum of consecutive naturals, namely, 66738981 + 66738982.

It is an arithmetic number, because the mean of its divisors is an integer number (66738982).

Almost surely, 2^133477963 is an apocalyptic number.

133477963 is a deficient number, since it is larger than the sum of its proper divisors (1).

133477963 is an equidigital number, since it uses as much as digits as its factorization.

133477963 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 285768, while the sum is 43.

The square root of 133477963 is about 11553.2663346778. The cubic root of 133477963 is about 511.0576066428.

It can be divided in two parts, 1334 and 77963, that added together give a palindrome (79297).

The spelling of 133477963 in words is "one hundred thirty-three million, four hundred seventy-seven thousand, nine hundred sixty-three".