54909733 has 2 divisors, whose sum is σ = 54909734. Its totient is φ = 54909732.

The previous prime is 54909727. The next prime is 54909781. The reversal of 54909733 is 33790945.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 52969284 + 1940449 = 7278^2 + 1393^2 .

It is a cyclic number.

It is not a de Polignac number, because 54909733 - 2¹³ = 54901541 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54909793) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27454866 + 27454867.

It is an arithmetic number, because the mean of its divisors is an integer number (27454867).

Almost surely, 2^54909733 is an apocalyptic number.

It is an amenable number.

54909733 is a deficient number, since it is larger than the sum of its proper divisors (1).

54909733 is an equidigital number, since it uses as much as digits as its factorization.

54909733 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 102060, while the sum is 40.

The square root of 54909733 is about 7410.1101881146. The cubic root of 54909733 is about 380.0870829968.

The spelling of 54909733 in words is "fifty-four million, nine hundred nine thousand, seven hundred thirty-three".