11671507 has 2 divisors, whose sum is σ = 11671508. Its totient is φ = 11671506.

The previous prime is 11671493. The next prime is 11671523. The reversal of 11671507 is 70517611.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11671507 - 2⁷ = 11671379 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (11671547) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5835753 + 5835754.

It is an arithmetic number, because the mean of its divisors is an integer number (5835754).

Almost surely, 2^11671507 is an apocalyptic number.

11671507 is a deficient number, since it is larger than the sum of its proper divisors (1).

11671507 is an equidigital number, since it uses as much as digits as its factorization.

11671507 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1470, while the sum is 28.

The square root of 11671507 is about 3416.3587340910. The cubic root of 11671507 is about 226.8344319797.

The spelling of 11671507 in words is "eleven million, six hundred seventy-one thousand, five hundred seven".