46126721 has 2 divisors, whose sum is σ = 46126722. Its totient is φ = 46126720.

The previous prime is 46126711. The next prime is 46126723. The reversal of 46126721 is 12762164.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 40462321 + 5664400 = 6361^2 + 2380^2 .

It is a cyclic number.

It is not a de Polignac number, because 46126721 - 2⁶ = 46126657 is a prime.

Together with 46126723, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (46126723) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23063360 + 23063361.

It is an arithmetic number, because the mean of its divisors is an integer number (23063361).

Almost surely, 2^46126721 is an apocalyptic number.

It is an amenable number.

46126721 is a deficient number, since it is larger than the sum of its proper divisors (1).

46126721 is an equidigital number, since it uses as much as digits as its factorization.

46126721 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4032, while the sum is 29.

The square root of 46126721 is about 6791.6655541921. The cubic root of 46126721 is about 358.6335052965.

Adding to 46126721 its reverse (12762164), we get a palindrome (58888885).

The spelling of 46126721 in words is "forty-six million, one hundred twenty-six thousand, seven hundred twenty-one".