47945507 has 2 divisors, whose sum is σ = 47945508. Its totient is φ = 47945506.

The previous prime is 47945467. The next prime is 47945537. The reversal of 47945507 is 70554974.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 47945507 - 2¹⁰ = 47944483 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (47945537) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23972753 + 23972754.

It is an arithmetic number, because the mean of its divisors is an integer number (23972754).

Almost surely, 2^47945507 is an apocalyptic number.

47945507 is a deficient number, since it is larger than the sum of its proper divisors (1).

47945507 is an equidigital number, since it uses as much as digits as its factorization.

47945507 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 176400, while the sum is 41.

The square root of 47945507 is about 6924.2694199460. The cubic root of 47945507 is about 363.2865382223.

It can be divided in two parts, 4794 and 5507, that added together give a palindrome (10301).

The spelling of 47945507 in words is "forty-seven million, nine hundred forty-five thousand, five hundred seven".