2616867971 has 2 divisors, whose sum is σ = 2616867972. Its totient is φ = 2616867970.

The previous prime is 2616867949. The next prime is 2616868013. The reversal of 2616867971 is 1797686162.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2616867971 - 2²² = 2612673667 is a prime.

It is not a weakly prime, because it can be changed into another prime (2616867931) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1308433985 + 1308433986.

It is an arithmetic number, because the mean of its divisors is an integer number (1308433986).

Almost surely, 2^2616867971 is an apocalyptic number.

2616867971 is a deficient number, since it is larger than the sum of its proper divisors (1).

2616867971 is an equidigital number, since it uses as much as digits as its factorization.

2616867971 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1524096, while the sum is 53.

The square root of 2616867971 is about 51155.3317944474. The cubic root of 2616867971 is about 1378.0361288708.

The spelling of 2616867971 in words is "two billion, six hundred sixteen million, eight hundred sixty-seven thousand, nine hundred seventy-one".