47056123 has 2 divisors, whose sum is σ = 47056124. Its totient is φ = 47056122.

The previous prime is 47056111. The next prime is 47056127. The reversal of 47056123 is 32165074.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 47056123 - 2⁹ = 47055611 is a prime.

It is a super-2 number, since 2×47056123² = 4428557423582258, which contains 22 as substring.

It is an alternating number because its digits alternate between even and odd.

It is a junction number, because it is equal to n+sod(n) for n = 47056091 and 47056100.

It is not a weakly prime, because it can be changed into another prime (47056127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23528061 + 23528062.

It is an arithmetic number, because the mean of its divisors is an integer number (23528062).

Almost surely, 2^47056123 is an apocalyptic number.

47056123 is a deficient number, since it is larger than the sum of its proper divisors (1).

47056123 is an equidigital number, since it uses as much as digits as its factorization.

47056123 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5040, while the sum is 28.

The square root of 47056123 is about 6859.7465696628. The cubic root of 47056123 is about 361.0261949516.

The spelling of 47056123 in words is "forty-seven million, fifty-six thousand, one hundred twenty-three".