1416833381 has 2 divisors, whose sum is σ = 1416833382. Its totient is φ = 1416833380.

The previous prime is 1416833371. The next prime is 1416833423. The reversal of 1416833381 is 1833386141.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1327436356 + 89397025 = 36434^2 + 9455^2 .

It is a cyclic number.

It is not a de Polignac number, because 1416833381 - 2⁶ = 1416833317 is a prime.

It is a super-2 number, since 2×1416833381² = 4014833659031782322, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1416833371) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 708416690 + 708416691.

It is an arithmetic number, because the mean of its divisors is an integer number (708416691).

Almost surely, 2^1416833381 is an apocalyptic number.

It is an amenable number.

1416833381 is a deficient number, since it is larger than the sum of its proper divisors (1).

1416833381 is an equidigital number, since it uses as much as digits as its factorization.

1416833381 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 41472, while the sum is 38.

The square root of 1416833381 is about 37640.8472407304. The cubic root of 1416833381 is about 1123.1547378922.

The spelling of 1416833381 in words is "one billion, four hundred sixteen million, eight hundred thirty-three thousand, three hundred eighty-one".