7146382891 has 2 divisors, whose sum is σ = 7146382892. Its totient is φ = 7146382890.

The previous prime is 7146382823. The next prime is 7146382907. The reversal of 7146382891 is 1982836417.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 7146382891 - 2⁹ = 7146382379 is a prime.

It is not a weakly prime, because it can be changed into another prime (7146389891) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3573191445 + 3573191446.

It is an arithmetic number, because the mean of its divisors is an integer number (3573191446).

Almost surely, 2^7146382891 is an apocalyptic number.

7146382891 is a deficient number, since it is larger than the sum of its proper divisors (1).

7146382891 is an equidigital number, since it uses as much as digits as its factorization.

7146382891 is an evil number, because the sum of its binary digits is even.

The product of its digits is 580608, while the sum is 49.

The square root of 7146382891 is about 84536.2815068181. The cubic root of 7146382891 is about 1926.1736041115.

The spelling of 7146382891 in words is "seven billion, one hundred forty-six million, three hundred eighty-two thousand, eight hundred ninety-one".