385976411 has 2 divisors, whose sum is σ = 385976412. Its totient is φ = 385976410.

The previous prime is 385976401. The next prime is 385976413. The reversal of 385976411 is 114679583.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-385976411 is a prime.

It is a Sophie Germain prime.

Together with 385976413, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (385976413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 192988205 + 192988206.

It is an arithmetic number, because the mean of its divisors is an integer number (192988206).

Almost surely, 2^385976411 is an apocalyptic number.

385976411 is a deficient number, since it is larger than the sum of its proper divisors (1).

385976411 is an equidigital number, since it uses as much as digits as its factorization.

385976411 is an evil number, because the sum of its binary digits is even.

The product of its digits is 181440, while the sum is 44.

The square root of 385976411 is about 19646.2823709729. The cubic root of 385976411 is about 728.0931097701.

The spelling of 385976411 in words is "three hundred eighty-five million, nine hundred seventy-six thousand, four hundred eleven".