1053541987 has 2 divisors, whose sum is σ = 1053541988. Its totient is φ = 1053541986.

The previous prime is 1053541981. The next prime is 1053542023. The reversal of 1053541987 is 7891453501.

It is a weak prime.

It is an emirp because it is prime and its reverse (7891453501) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1053541987 - 2⁷ = 1053541859 is a prime.

It is a super-2 number, since 2×1053541987² = 2219901436743816338, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1053541981) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 526770993 + 526770994.

It is an arithmetic number, because the mean of its divisors is an integer number (526770994).

Almost surely, 2^1053541987 is an apocalyptic number.

1053541987 is a deficient number, since it is larger than the sum of its proper divisors (1).

1053541987 is an equidigital number, since it uses as much as digits as its factorization.

1053541987 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 151200, while the sum is 43.

The square root of 1053541987 is about 32458.3115241690. The cubic root of 1053541987 is about 1017.5379511629.

The spelling of 1053541987 in words is "one billion, fifty-three million, five hundred forty-one thousand, nine hundred eighty-seven".