54979403 has 2 divisors, whose sum is σ = 54979404. Its totient is φ = 54979402.

The previous prime is 54979387. The next prime is 54979417. The reversal of 54979403 is 30497945.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 54979403 - 2⁴ = 54979387 is a prime.

It is not a weakly prime, because it can be changed into another prime (54979433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27489701 + 27489702.

It is an arithmetic number, because the mean of its divisors is an integer number (27489702).

Almost surely, 2^54979403 is an apocalyptic number.

54979403 is a deficient number, since it is larger than the sum of its proper divisors (1).

54979403 is an equidigital number, since it uses as much as digits as its factorization.

54979403 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 136080, while the sum is 41.

The square root of 54979403 is about 7414.8097076054. The cubic root of 54979403 is about 380.2477677781.

The spelling of 54979403 in words is "fifty-four million, nine hundred seventy-nine thousand, four hundred three".