10311887 has 2 divisors, whose sum is σ = 10311888. Its totient is φ = 10311886.

The previous prime is 10311841. The next prime is 10311893. The reversal of 10311887 is 78811301.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 10311887 - 2²² = 6117583 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10311487) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5155943 + 5155944.

It is an arithmetic number, because the mean of its divisors is an integer number (5155944).

Almost surely, 2^10311887 is an apocalyptic number.

10311887 is a deficient number, since it is larger than the sum of its proper divisors (1).

10311887 is an equidigital number, since it uses as much as digits as its factorization.

10311887 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1344, while the sum is 29.

The square root of 10311887 is about 3211.2126992773. The cubic root of 10311887 is about 217.6603793549.

The spelling of 10311887 in words is "ten million, three hundred eleven thousand, eight hundred eighty-seven".