1143965083 has 2 divisors, whose sum is σ = 1143965084. Its totient is φ = 1143965082.

The previous prime is 1143965047. The next prime is 1143965093. The reversal of 1143965083 is 3805693411.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1143965083 - 2¹⁷ = 1143834011 is a prime.

It is a super-2 number, since 2×1143965083² = 2617312222246393778, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1143965033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 571982541 + 571982542.

It is an arithmetic number, because the mean of its divisors is an integer number (571982542).

Almost surely, 2^1143965083 is an apocalyptic number.

1143965083 is a deficient number, since it is larger than the sum of its proper divisors (1).

1143965083 is an equidigital number, since it uses as much as digits as its factorization.

1143965083 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 77760, while the sum is 40.

The square root of 1143965083 is about 33822.5528752636. The cubic root of 1143965083 is about 1045.8536656707.

The spelling of 1143965083 in words is "one billion, one hundred forty-three million, nine hundred sixty-five thousand, eighty-three".