54335969 has 2 divisors, whose sum is σ = 54335970. Its totient is φ = 54335968.

The previous prime is 54335923. The next prime is 54335989. The reversal of 54335969 is 96953345.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 53114944 + 1221025 = 7288^2 + 1105^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-54335969 is a prime.

It is a super-2 number, since 2×54335969² = 5904795054337922, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (54335989) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27167984 + 27167985.

It is an arithmetic number, because the mean of its divisors is an integer number (27167985).

Almost surely, 2^54335969 is an apocalyptic number.

It is an amenable number.

54335969 is a deficient number, since it is larger than the sum of its proper divisors (1).

54335969 is an equidigital number, since it uses as much as digits as its factorization.

54335969 is an evil number, because the sum of its binary digits is even.

The product of its digits is 437400, while the sum is 44.

The square root of 54335969 is about 7371.2935771139. The cubic root of 54335969 is about 378.7585734389.

The spelling of 54335969 in words is "fifty-four million, three hundred thirty-five thousand, nine hundred sixty-nine".