548032531 has 2 divisors, whose sum is σ = 548032532. Its totient is φ = 548032530.

The previous prime is 548032427. The next prime is 548032547. The reversal of 548032531 is 135230845.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 548032531 - 2⁷ = 548032403 is a prime.

It is a super-2 number, since 2×548032531² = 600679310068531922, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 548032493 and 548032502.

It is not a weakly prime, because it can be changed into another prime (548032231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 274016265 + 274016266.

It is an arithmetic number, because the mean of its divisors is an integer number (274016266).

Almost surely, 2^548032531 is an apocalyptic number.

548032531 is a deficient number, since it is larger than the sum of its proper divisors (1).

548032531 is an equidigital number, since it uses as much as digits as its factorization.

548032531 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14400, while the sum is 31.

The square root of 548032531 is about 23410.0946388518. The cubic root of 548032531 is about 818.3431401917.

The spelling of 548032531 in words is "five hundred forty-eight million, thirty-two thousand, five hundred thirty-one".