1140303979 has 2 divisors, whose sum is σ = 1140303980. Its totient is φ = 1140303978.

The previous prime is 1140303977. The next prime is 1140303991. The reversal of 1140303979 is 9793030411.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1140303979 - 2¹ = 1140303977 is a prime.

Together with 1140303977, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (1140303977) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 570151989 + 570151990.

It is an arithmetic number, because the mean of its divisors is an integer number (570151990).

Almost surely, 2^1140303979 is an apocalyptic number.

1140303979 is a deficient number, since it is larger than the sum of its proper divisors (1).

1140303979 is an equidigital number, since it uses as much as digits as its factorization.

1140303979 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20412, while the sum is 37.

The square root of 1140303979 is about 33768.3872727141. The cubic root of 1140303979 is about 1044.7367693942.

The spelling of 1140303979 in words is "one billion, one hundred forty million, three hundred three thousand, nine hundred seventy-nine".