54968629 has 2 divisors, whose sum is σ = 54968630. Its totient is φ = 54968628.

The previous prime is 54968623. The next prime is 54968677. The reversal of 54968629 is 92686945.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 32148900 + 22819729 = 5670^2 + 4777^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-54968629 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 (54968623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27484314 + 27484315.

It is an arithmetic number, because the mean of its divisors is an integer number (27484315).

Almost surely, 2^54968629 is an apocalyptic number.

It is an amenable number.

54968629 is a deficient number, since it is larger than the sum of its proper divisors (1).

54968629 is an equidigital number, since it uses as much as digits as its factorization.

54968629 is an evil number, because the sum of its binary digits is even.

The product of its digits is 933120, while the sum is 49.

The square root of 54968629 is about 7414.0831530271. The cubic root of 54968629 is about 380.2229278268. Note that the first 3 decimals are identical.

The spelling of 54968629 in words is "fifty-four million, nine hundred sixty-eight thousand, six hundred twenty-nine".