65146379 has 2 divisors, whose sum is σ = 65146380. Its totient is φ = 65146378.

The previous prime is 65146351. The next prime is 65146391. The reversal of 65146379 is 97364156.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-65146379 is a prime.

It is a Sophie Germain prime.

It is equal to p_3848657 and since 65146379 and 3848657 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (65146399) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32573189 + 32573190.

It is an arithmetic number, because the mean of its divisors is an integer number (32573190).

Almost surely, 2^65146379 is an apocalyptic number.

65146379 is a deficient number, since it is larger than the sum of its proper divisors (1).

65146379 is an equidigital number, since it uses as much as digits as its factorization.

65146379 is an evil number, because the sum of its binary digits is even.

The product of its digits is 136080, while the sum is 41.

The square root of 65146379 is about 8071.3306833508. The cubic root of 65146379 is about 402.3741699953.

The spelling of 65146379 in words is "sixty-five million, one hundred forty-six thousand, three hundred seventy-nine".