46723121 has 2 divisors, whose sum is σ = 46723122. Its totient is φ = 46723120.

The previous prime is 46723091. The next prime is 46723129. The reversal of 46723121 is 12132764.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 35760400 + 10962721 = 5980^2 + 3311^2 .

It is a cyclic number.

It is not a de Polignac number, because 46723121 - 2¹⁸ = 46460977 is a prime.

It is not a weakly prime, because it can be changed into another prime (46723129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23361560 + 23361561.

It is an arithmetic number, because the mean of its divisors is an integer number (23361561).

Almost surely, 2^46723121 is an apocalyptic number.

It is an amenable number.

46723121 is a deficient number, since it is larger than the sum of its proper divisors (1).

46723121 is an equidigital number, since it uses as much as digits as its factorization.

46723121 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2016, while the sum is 26.

The square root of 46723121 is about 6835.4312958291. The cubic root of 46723121 is about 360.1725535960.

Adding to 46723121 its reverse (12132764), we get a palindrome (58855885).

The spelling of 46723121 in words is "forty-six million, seven hundred twenty-three thousand, one hundred twenty-one".