1172278883 has 2 divisors, whose sum is σ = 1172278884. Its totient is φ = 1172278882.

The previous prime is 1172278819. The next prime is 1172278889. The reversal of 1172278883 is 3888722711.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1172278883 - 2⁶ = 1172278819 is a prime.

It is not a weakly prime, because it can be changed into another prime (1172278889) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 586139441 + 586139442.

It is an arithmetic number, because the mean of its divisors is an integer number (586139442).

Almost surely, 2^1172278883 is an apocalyptic number.

1172278883 is a deficient number, since it is larger than the sum of its proper divisors (1).

1172278883 is an equidigital number, since it uses as much as digits as its factorization.

1172278883 is an evil number, because the sum of its binary digits is even.

The product of its digits is 301056, while the sum is 47.

The square root of 1172278883 is about 34238.5584246767. The cubic root of 1172278883 is about 1054.4119370452.

The spelling of 1172278883 in words is "one billion, one hundred seventy-two million, two hundred seventy-eight thousand, eight hundred eighty-three".