47354551 has 2 divisors, whose sum is σ = 47354552. Its totient is φ = 47354550.

The previous prime is 47354473. The next prime is 47354569. The reversal of 47354551 is 15545374.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 47354551 - 2⁷ = 47354423 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (47354581) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23677275 + 23677276.

It is an arithmetic number, because the mean of its divisors is an integer number (23677276).

Almost surely, 2^47354551 is an apocalyptic number.

47354551 is a deficient number, since it is larger than the sum of its proper divisors (1).

47354551 is an equidigital number, since it uses as much as digits as its factorization.

47354551 is an evil number, because the sum of its binary digits is even.

The product of its digits is 42000, while the sum is 34.

The square root of 47354551 is about 6881.4643063813. The cubic root of 47354551 is about 361.7877916435.

The spelling of 47354551 in words is "forty-seven million, three hundred fifty-four thousand, five hundred fifty-one".