100063391 has 2 divisors, whose sum is σ = 100063392. Its totient is φ = 100063390.

The previous prime is 100063387. The next prime is 100063393. The reversal of 100063391 is 193360001.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 100063391 - 2² = 100063387 is a prime.

It is a Sophie Germain prime.

Together with 100063393, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100063393) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50031695 + 50031696.

It is an arithmetic number, because the mean of its divisors is an integer number (50031696).

Almost surely, 2^100063391 is an apocalyptic number.

100063391 is a deficient number, since it is larger than the sum of its proper divisors (1).

100063391 is an equidigital number, since it uses as much as digits as its factorization.

100063391 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 486, while the sum is 23.

The square root of 100063391 is about 10003.1690478568. The cubic root of 100063391 is about 464.2569409635.

The spelling of 100063391 in words is "one hundred million, sixty-three thousand, three hundred ninety-one".