11472871 has 2 divisors, whose sum is σ = 11472872. Its totient is φ = 11472870.

The previous prime is 11472863. The next prime is 11472887. The reversal of 11472871 is 17827411.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11472871 - 2³ = 11472863 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11470871) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5736435 + 5736436.

It is an arithmetic number, because the mean of its divisors is an integer number (5736436).

Almost surely, 2^11472871 is an apocalyptic number.

11472871 is a deficient number, since it is larger than the sum of its proper divisors (1).

11472871 is an equidigital number, since it uses as much as digits as its factorization.

11472871 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3136, while the sum is 31.

The square root of 11472871 is about 3387.1626769318. The cubic root of 11472871 is about 225.5402392617.

The spelling of 11472871 in words is "eleven million, four hundred seventy-two thousand, eight hundred seventy-one".