54791903 has 2 divisors, whose sum is σ = 54791904. Its totient is φ = 54791902.

The previous prime is 54791899. The next prime is 54791921. The reversal of 54791903 is 30919745.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 54791903 - 2² = 54791899 is a prime.

It is a super-2 number, since 2×54791903² = 6004305268722818, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54791923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27395951 + 27395952.

It is an arithmetic number, because the mean of its divisors is an integer number (27395952).

Almost surely, 2^54791903 is an apocalyptic number.

54791903 is a deficient number, since it is larger than the sum of its proper divisors (1).

54791903 is an equidigital number, since it uses as much as digits as its factorization.

54791903 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 34020, while the sum is 38.

The square root of 54791903 is about 7402.1552942369. The cubic root of 54791903 is about 379.8150138404.

The spelling of 54791903 in words is "fifty-four million, seven hundred ninety-one thousand, nine hundred three".