53903111 has 2 divisors, whose sum is σ = 53903112. Its totient is φ = 53903110.

The previous prime is 53903081. The next prime is 53903119. The reversal of 53903111 is 11130935.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-53903111 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53903119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26951555 + 26951556.

It is an arithmetic number, because the mean of its divisors is an integer number (26951556).

Almost surely, 2^53903111 is an apocalyptic number.

53903111 is a deficient number, since it is larger than the sum of its proper divisors (1).

53903111 is an equidigital number, since it uses as much as digits as its factorization.

53903111 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 405, while the sum is 23.

The square root of 53903111 is about 7341.8738071422. The cubic root of 53903111 is about 377.7501194636.

The spelling of 53903111 in words is "fifty-three million, nine hundred three thousand, one hundred eleven".