94331387 has 2 divisors, whose sum is σ = 94331388. Its totient is φ = 94331386.

The previous prime is 94331339. The next prime is 94331399. The reversal of 94331387 is 78313349.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 94331387 - 2¹² = 94327291 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 94331387.

It is not a weakly prime, because it can be changed into another prime (94331087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 47165693 + 47165694.

It is an arithmetic number, because the mean of its divisors is an integer number (47165694).

Almost surely, 2^94331387 is an apocalyptic number.

94331387 is a deficient number, since it is larger than the sum of its proper divisors (1).

94331387 is an equidigital number, since it uses as much as digits as its factorization.

94331387 is an evil number, because the sum of its binary digits is even.

The product of its digits is 54432, while the sum is 38.

The square root of 94331387 is about 9712.4346587249. The cubic root of 94331387 is about 455.2172805972.

The spelling of 94331387 in words is "ninety-four million, three hundred thirty-one thousand, three hundred eighty-seven".