47751323 has 2 divisors, whose sum is σ = 47751324. Its totient is φ = 47751322.

The previous prime is 47751269. The next prime is 47751329. The reversal of 47751323 is 32315774.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 47751323 - 2¹⁰ = 47750299 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 47751323.

It is not a weakly prime, because it can be changed into another prime (47751329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23875661 + 23875662.

It is an arithmetic number, because the mean of its divisors is an integer number (23875662).

Almost surely, 2^47751323 is an apocalyptic number.

47751323 is a deficient number, since it is larger than the sum of its proper divisors (1).

47751323 is an equidigital number, since it uses as much as digits as its factorization.

47751323 is an evil number, because the sum of its binary digits is even.

The product of its digits is 17640, while the sum is 32.

The square root of 47751323 is about 6910.2332087998. The cubic root of 47751323 is about 362.7954259178.

The spelling of 47751323 in words is "forty-seven million, seven hundred fifty-one thousand, three hundred twenty-three".