54971429 has 2 divisors, whose sum is σ = 54971430. Its totient is φ = 54971428.

The previous prime is 54971417. The next prime is 54971453. The reversal of 54971429 is 92417945.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 45832900 + 9138529 = 6770^2 + 3023^2 .

It is a cyclic number.

It is not a de Polignac number, because 54971429 - 2¹² = 54967333 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54971479) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27485714 + 27485715.

It is an arithmetic number, because the mean of its divisors is an integer number (27485715).

Almost surely, 2^54971429 is an apocalyptic number.

It is an amenable number.

54971429 is a deficient number, since it is larger than the sum of its proper divisors (1).

54971429 is an equidigital number, since it uses as much as digits as its factorization.

54971429 is an evil number, because the sum of its binary digits is even.

The product of its digits is 90720, while the sum is 41.

The square root of 54971429 is about 7414.2719804442. The cubic root of 54971429 is about 380.2293836674.

The spelling of 54971429 in words is "fifty-four million, nine hundred seventy-one thousand, four hundred twenty-nine".