1411412221 has 2 divisors, whose sum is σ = 1411412222. Its totient is φ = 1411412220.

The previous prime is 1411412153. The next prime is 1411412239. The reversal of 1411412221 is 1222141141.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1364489721 + 46922500 = 36939^2 + 6850^2 .

It is a cyclic number.

It is not a de Polignac number, because 1411412221 - 2²⁷ = 1277194493 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1411413221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 705706110 + 705706111.

It is an arithmetic number, because the mean of its divisors is an integer number (705706111).

Almost surely, 2^1411412221 is an apocalyptic number.

It is an amenable number.

1411412221 is a deficient number, since it is larger than the sum of its proper divisors (1).

1411412221 is an equidigital number, since it uses as much as digits as its factorization.

1411412221 is an evil number, because the sum of its binary digits is even.

The product of its digits is 128, while the sum is 19.

The square root of 1411412221 is about 37568.7665621324. The cubic root of 1411412221 is about 1121.7204163666.

Adding to 1411412221 its reverse (1222141141), we get a palindrome (2633553362).

It can be divided in two parts, 14114 and 12221, that added together give a triangular number (26335 = T₂₂₉).

The spelling of 1411412221 in words is "one billion, four hundred eleven million, four hundred twelve thousand, two hundred twenty-one".