6119662891 has 2 divisors, whose sum is σ = 6119662892. Its totient is φ = 6119662890.

The previous prime is 6119662837. The next prime is 6119662903. The reversal of 6119662891 is 1982669116.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6119662891 - 2⁷ = 6119662763 is a prime.

It is not a weakly prime, because it can be changed into another prime (6119642891) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3059831445 + 3059831446.

It is an arithmetic number, because the mean of its divisors is an integer number (3059831446).

Almost surely, 2^6119662891 is an apocalyptic number.

6119662891 is a deficient number, since it is larger than the sum of its proper divisors (1).

6119662891 is an equidigital number, since it uses as much as digits as its factorization.

6119662891 is an evil number, because the sum of its binary digits is even.

The product of its digits is 279936, while the sum is 49.

The square root of 6119662891 is about 78228.2742427570. The cubic root of 6119662891 is about 1829.1212689216.

The spelling of 6119662891 in words is "six billion, one hundred nineteen million, six hundred sixty-two thousand, eight hundred ninety-one".