47723051 has 2 divisors, whose sum is σ = 47723052. Its totient is φ = 47723050.

The previous prime is 47723047. The next prime is 47723083. The reversal of 47723051 is 15032774.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 47723051 - 2² = 47723047 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (47723651) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23861525 + 23861526.

It is an arithmetic number, because the mean of its divisors is an integer number (23861526).

Almost surely, 2^47723051 is an apocalyptic number.

47723051 is a deficient number, since it is larger than the sum of its proper divisors (1).

47723051 is an equidigital number, since it uses as much as digits as its factorization.

47723051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5880, while the sum is 29.

The square root of 47723051 is about 6908.1872441329. The cubic root of 47723051 is about 362.7238120052.

The spelling of 47723051 in words is "forty-seven million, seven hundred twenty-three thousand, fifty-one".