1961416883 has 2 divisors, whose sum is σ = 1961416884. Its totient is φ = 1961416882.

The previous prime is 1961416859. The next prime is 1961416889. The reversal of 1961416883 is 3886141691.

It is a strong prime.

It is an emirp because it is prime and its reverse (3886141691) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1961416883 - 2¹⁴ = 1961400499 is a prime.

It is not a weakly prime, because it can be changed into another prime (1961416889) 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, 980708441 + 980708442.

It is an arithmetic number, because the mean of its divisors is an integer number (980708442).

Almost surely, 2^1961416883 is an apocalyptic number.

1961416883 is a deficient number, since it is larger than the sum of its proper divisors (1).

1961416883 is an equidigital number, since it uses as much as digits as its factorization.

1961416883 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 248832, while the sum is 47.

The square root of 1961416883 is about 44287.8864137814. The cubic root of 1961416883 is about 1251.7664376226.

It can be divided in two parts, 196141688 and 3, that added together give a palindrome (196141691).

The spelling of 1961416883 in words is "one billion, nine hundred sixty-one million, four hundred sixteen thousand, eight hundred eighty-three".