54574747 has 2 divisors, whose sum is σ = 54574748. Its totient is φ = 54574746.

The previous prime is 54574733. The next prime is 54574759. The reversal of 54574747 is 74747545.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-54574747 is a prime.

It is a super-2 number, since 2×54574747² = 5956806020228018, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (54574717) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27287373 + 27287374.

It is an arithmetic number, because the mean of its divisors is an integer number (27287374).

Almost surely, 2^54574747 is an apocalyptic number.

54574747 is a deficient number, since it is larger than the sum of its proper divisors (1).

54574747 is an equidigital number, since it uses as much as digits as its factorization.

54574747 is an evil number, because the sum of its binary digits is even.

The product of its digits is 548800, while the sum is 43.

The square root of 54574747 is about 7387.4723011325. The cubic root of 54574747 is about 379.3125776047.

The spelling of 54574747 in words is "fifty-four million, five hundred seventy-four thousand, seven hundred forty-seven".