133975463 has 2 divisors, whose sum is σ = 133975464. Its totient is φ = 133975462.

The previous prime is 133975433. The next prime is 133975481. The reversal of 133975463 is 364579331.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 133975463 - 2¹⁴ = 133959079 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 133975463.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (133975423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66987731 + 66987732.

It is an arithmetic number, because the mean of its divisors is an integer number (66987732).

Almost surely, 2^133975463 is an apocalyptic number.

133975463 is a deficient number, since it is larger than the sum of its proper divisors (1).

133975463 is an equidigital number, since it uses as much as digits as its factorization.

133975463 is an evil number, because the sum of its binary digits is even.

The product of its digits is 204120, while the sum is 41.

The square root of 133975463 is about 11574.7770172907. Note that the first 3 decimals coincide. The cubic root of 133975463 is about 511.6917585877.

The spelling of 133975463 in words is "one hundred thirty-three million, nine hundred seventy-five thousand, four hundred sixty-three".