1416553261 has 2 divisors, whose sum is σ = 1416553262. Its totient is φ = 1416553260.

The previous prime is 1416553223. The next prime is 1416553267. The reversal of 1416553261 is 1623556141.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 732730761 + 683822500 = 27069^2 + 26150^2 .

It is a cyclic number.

It is not a de Polignac number, because 1416553261 - 2⁹ = 1416552749 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1416553267) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 708276630 + 708276631.

It is an arithmetic number, because the mean of its divisors is an integer number (708276631).

Almost surely, 2^1416553261 is an apocalyptic number.

It is an amenable number.

1416553261 is a deficient number, since it is larger than the sum of its proper divisors (1).

1416553261 is an equidigital number, since it uses as much as digits as its factorization.

1416553261 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 21600, while the sum is 34.

The square root of 1416553261 is about 37637.1260991059. The cubic root of 1416553261 is about 1123.0807139347.

The spelling of 1416553261 in words is "one billion, four hundred sixteen million, five hundred fifty-three thousand, two hundred sixty-one".