47111465 has 4 divisors (see below), whose sum is σ = 56533764. Its totient is φ = 37689168.

The previous prime is 47111417. The next prime is 47111489. The reversal of 47111465 is 56411174.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 56411174 = 2 ⋅28205587.

It can be written as a sum of positive squares in 2 ways, for example, as 6801664 + 40309801 = 2608^2 + 6349^2 .

It is a cyclic number.

It is not a de Polignac number, because 47111465 - 2⁸ = 47111209 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4711142 + ... + 4711151.

It is an arithmetic number, because the mean of its divisors is an integer number (14133441).

Almost surely, 2^47111465 is an apocalyptic number.

It is an amenable number.

47111465 is a deficient number, since it is larger than the sum of its proper divisors (9422299).

47111465 is an equidigital number, since it uses as much as digits as its factorization.

47111465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9422298.

The product of its digits is 3360, while the sum is 29.

The square root of 47111465 is about 6863.7792068219. The cubic root of 47111465 is about 361.1676719995.

The spelling of 47111465 in words is "forty-seven million, one hundred eleven thousand, four hundred sixty-five".