1051011103 has 2 divisors, whose sum is σ = 1051011104. Its totient is φ = 1051011102.

The previous prime is 1051011067. The next prime is 1051011121. The reversal of 1051011103 is 3011101501.

It is a strong prime.

It is an emirp because it is prime and its reverse (3011101501) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1051011103 is a prime.

It is a super-3 number, since 3×1051011103³ (a number of 28 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1051018103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 525505551 + 525505552.

It is an arithmetic number, because the mean of its divisors is an integer number (525505552).

Almost surely, 2^1051011103 is an apocalyptic number.

1051011103 is a deficient number, since it is larger than the sum of its proper divisors (1).

1051011103 is an equidigital number, since it uses as much as digits as its factorization.

1051011103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15, while the sum is 13.

The square root of 1051011103 is about 32419.3013959277. The cubic root of 1051011103 is about 1016.7225002153.

Adding to 1051011103 its reverse (3011101501), we get a palindrome (4062112604).

The spelling of 1051011103 in words is "one billion, fifty-one million, eleven thousand, one hundred three".