46721953 has 2 divisors, whose sum is σ = 46721954. Its totient is φ = 46721952.

The previous prime is 46721921. The next prime is 46721959. The reversal of 46721953 is 35912764.

46721953 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 43652449 + 3069504 = 6607^2 + 1752^2 .

It is a cyclic number.

It is not a de Polignac number, because 46721953 - 2⁵ = 46721921 is a prime.

It is not a weakly prime, because it can be changed into another prime (46721959) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23360976 + 23360977.

It is an arithmetic number, because the mean of its divisors is an integer number (23360977).

Almost surely, 2^46721953 is an apocalyptic number.

It is an amenable number.

46721953 is a deficient number, since it is larger than the sum of its proper divisors (1).

46721953 is an equidigital number, since it uses as much as digits as its factorization.

46721953 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 45360, while the sum is 37.

The square root of 46721953 is about 6835.3458581114. The cubic root of 46721953 is about 360.1695523336.

It can be divided in two parts, 46721 and 953, that added together give a palindrome (47674).

The spelling of 46721953 in words is "forty-six million, seven hundred twenty-one thousand, nine hundred fifty-three".