3140978147 has 2 divisors, whose sum is σ = 3140978148. Its totient is φ = 3140978146.

The previous prime is 3140978083. The next prime is 3140978149. The reversal of 3140978147 is 7418790413.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3140978147 - 2⁶ = 3140978083 is a prime.

Together with 3140978149, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 3140978098 and 3140978107.

It is not a weakly prime, because it can be changed into another prime (3140978149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1570489073 + 1570489074.

It is an arithmetic number, because the mean of its divisors is an integer number (1570489074).

Almost surely, 2^3140978147 is an apocalyptic number.

3140978147 is a deficient number, since it is larger than the sum of its proper divisors (1).

3140978147 is an equidigital number, since it uses as much as digits as its factorization.

3140978147 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 169344, while the sum is 44.

The square root of 3140978147 is about 56044.4301157573. The cubic root of 3140978147 is about 1464.4963882238.

The spelling of 3140978147 in words is "three billion, one hundred forty million, nine hundred seventy-eight thousand, one hundred forty-seven".