48931013 has 2 divisors, whose sum is σ = 48931014. Its totient is φ = 48931012.

The previous prime is 48930991. The next prime is 48931021. The reversal of 48931013 is 31013984.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 40157569 + 8773444 = 6337^2 + 2962^2 .

It is a cyclic number.

It is not a de Polignac number, because 48931013 - 2⁶ = 48930949 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (48931063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24465506 + 24465507.

It is an arithmetic number, because the mean of its divisors is an integer number (24465507).

Almost surely, 2^48931013 is an apocalyptic number.

It is an amenable number.

48931013 is a deficient number, since it is larger than the sum of its proper divisors (1).

48931013 is an equidigital number, since it uses as much as digits as its factorization.

48931013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 29.

The square root of 48931013 is about 6995.0706215163. The cubic root of 48931013 is about 365.7587593779.

Adding to 48931013 its reverse (31013984), we get a palindrome (79944997).

The spelling of 48931013 in words is "forty-eight million, nine hundred thirty-one thousand, thirteen".