46221121 has 2 divisors, whose sum is σ = 46221122. Its totient is φ = 46221120.

The previous prime is 46221067. The next prime is 46221127. The reversal of 46221121 is 12112264.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 40144896 + 6076225 = 6336^2 + 2465^2 .

It is a cyclic number.

It is not a de Polignac number, because 46221121 - 2¹⁵ = 46188353 is a prime.

It is not a weakly prime, because it can be changed into another prime (46221127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23110560 + 23110561.

It is an arithmetic number, because the mean of its divisors is an integer number (23110561).

Almost surely, 2^46221121 is an apocalyptic number.

It is an amenable number.

46221121 is a deficient number, since it is larger than the sum of its proper divisors (1).

46221121 is an equidigital number, since it uses as much as digits as its factorization.

46221121 is an evil number, because the sum of its binary digits is even.

The product of its digits is 192, while the sum is 19.

The square root of 46221121 is about 6798.6116965157. The cubic root of 46221121 is about 358.8779907287.

Adding to 46221121 its reverse (12112264), we get a palindrome (58333385).

The spelling of 46221121 in words is "forty-six million, two hundred twenty-one thousand, one hundred twenty-one".