1103057287 has 2 divisors, whose sum is σ = 1103057288. Its totient is φ = 1103057286.

The previous prime is 1103057273. The next prime is 1103057303. The reversal of 1103057287 is 7827503011.

It is a weak prime.

It is an emirp because it is prime and its reverse (7827503011) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1103057287 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1103087287) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 551528643 + 551528644.

It is an arithmetic number, because the mean of its divisors is an integer number (551528644).

Almost surely, 2^1103057287 is an apocalyptic number.

1103057287 is a deficient number, since it is larger than the sum of its proper divisors (1).

1103057287 is an equidigital number, since it uses as much as digits as its factorization.

1103057287 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11760, while the sum is 34.

The square root of 1103057287 is about 33212.3062583736. The cubic root of 1103057287 is about 1033.2355873434.

The spelling of 1103057287 in words is "one billion, one hundred three million, fifty-seven thousand, two hundred eighty-seven".