541498987 has 2 divisors, whose sum is σ = 541498988. Its totient is φ = 541498986.

The previous prime is 541498981. The next prime is 541498999. The reversal of 541498987 is 789894145.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-541498987 is a prime.

It is a Chen prime.

It is an alternating number because its digits alternate between odd and even.

It is not a weakly prime, because it can be changed into another prime (541498981) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 270749493 + 270749494.

It is an arithmetic number, because the mean of its divisors is an integer number (270749494).

Almost surely, 2^541498987 is an apocalyptic number.

541498987 is a deficient number, since it is larger than the sum of its proper divisors (1).

541498987 is an equidigital number, since it uses as much as digits as its factorization.

541498987 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2903040, while the sum is 55.

The square root of 541498987 is about 23270.1307903501. The cubic root of 541498987 is about 815.0780845305.

It can be divided in two parts, 54149 and 8987, that added together give a palindrome (63136).

The spelling of 541498987 in words is "five hundred forty-one million, four hundred ninety-eight thousand, nine hundred eighty-seven".