47017511 has 2 divisors, whose sum is σ = 47017512. Its totient is φ = 47017510.

The previous prime is 47017501. The next prime is 47017517. The reversal of 47017511 is 11571074.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 47017511 - 2¹⁸ = 46755367 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (47017517) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23508755 + 23508756.

It is an arithmetic number, because the mean of its divisors is an integer number (23508756).

Almost surely, 2^47017511 is an apocalyptic number.

47017511 is a deficient number, since it is larger than the sum of its proper divisors (1).

47017511 is an equidigital number, since it uses as much as digits as its factorization.

47017511 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 980, while the sum is 26.

The square root of 47017511 is about 6856.9316024006. The cubic root of 47017511 is about 360.9274209975.

Adding to 47017511 its reverse (11571074), we get a palindrome (58588585).

The spelling of 47017511 in words is "forty-seven million, seventeen thousand, five hundred eleven".