47311603 has 2 divisors, whose sum is σ = 47311604. Its totient is φ = 47311602.

The previous prime is 47311597. The next prime is 47311609. The reversal of 47311603 is 30611374.

It is a balanced prime because it is at equal distance from previous prime (47311597) and next prime (47311609).

It is a cyclic number.

It is not a de Polignac number, because 47311603 - 2⁵ = 47311571 is a prime.

It is not a weakly prime, because it can be changed into another prime (47311609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23655801 + 23655802.

It is an arithmetic number, because the mean of its divisors is an integer number (23655802).

Almost surely, 2^47311603 is an apocalyptic number.

47311603 is a deficient number, since it is larger than the sum of its proper divisors (1).

47311603 is an equidigital number, since it uses as much as digits as its factorization.

47311603 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1512, while the sum is 25.

The square root of 47311603 is about 6878.3430417507. The cubic root of 47311603 is about 361.6783846171.

Adding to 47311603 its reverse (30611374), we get a palindrome (77922977).

The spelling of 47311603 in words is "forty-seven million, three hundred eleven thousand, six hundred three".