54087331 has 2 divisors, whose sum is σ = 54087332. Its totient is φ = 54087330.

The previous prime is 54087317. The next prime is 54087361. The reversal of 54087331 is 13378045.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 54087331 - 2⁷ = 54087203 is a prime.

It is a super-2 number, since 2×54087331² = 5850878749407122, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 54087293 and 54087302.

It is not a weakly prime, because it can be changed into another prime (54087301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27043665 + 27043666.

It is an arithmetic number, because the mean of its divisors is an integer number (27043666).

Almost surely, 2^54087331 is an apocalyptic number.

54087331 is a deficient number, since it is larger than the sum of its proper divisors (1).

54087331 is an equidigital number, since it uses as much as digits as its factorization.

54087331 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10080, while the sum is 31.

The square root of 54087331 is about 7354.4089497389. The cubic root of 54087331 is about 378.1799647895.

The spelling of 54087331 in words is "fifty-four million, eighty-seven thousand, three hundred thirty-one".