47723119 has 2 divisors, whose sum is σ = 47723120. Its totient is φ = 47723118.

The previous prime is 47723113. The next prime is 47723149. The reversal of 47723119 is 91132774.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 47723119 - 2⁹ = 47722607 is a prime.

It is a super-2 number, since 2×47723119² = 4554992174176322, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (47723113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23861559 + 23861560.

It is an arithmetic number, because the mean of its divisors is an integer number (23861560).

Almost surely, 2^47723119 is an apocalyptic number.

47723119 is a deficient number, since it is larger than the sum of its proper divisors (1).

47723119 is an equidigital number, since it uses as much as digits as its factorization.

47723119 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10584, while the sum is 34.

The square root of 47723119 is about 6908.1921658275. The cubic root of 47723119 is about 362.7239842854.

The spelling of 47723119 in words is "forty-seven million, seven hundred twenty-three thousand, one hundred nineteen".