94115551 has 2 divisors, whose sum is σ = 94115552. Its totient is φ = 94115550.

The previous prime is 94115521. The next prime is 94115639. The reversal of 94115551 is 15551149.

It is a weak prime.

It is an emirp because it is prime and its reverse (15551149) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 94115551 - 2⁷ = 94115423 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (94115501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 47057775 + 47057776.

It is an arithmetic number, because the mean of its divisors is an integer number (47057776).

Almost surely, 2^94115551 is an apocalyptic number.

94115551 is a deficient number, since it is larger than the sum of its proper divisors (1).

94115551 is an equidigital number, since it uses as much as digits as its factorization.

94115551 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4500, while the sum is 31.

The square root of 94115551 is about 9701.3169724528. The cubic root of 94115551 is about 454.8698271099.

The spelling of 94115551 in words is "ninety-four million, one hundred fifteen thousand, five hundred fifty-one".