1012057103 has 2 divisors, whose sum is σ = 1012057104. Its totient is φ = 1012057102.

The previous prime is 1012057049. The next prime is 1012057117. The reversal of 1012057103 is 3017502101.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1012057103 - 2²⁶ = 944948239 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1012057153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 506028551 + 506028552.

It is an arithmetic number, because the mean of its divisors is an integer number (506028552).

Almost surely, 2^1012057103 is an apocalyptic number.

1012057103 is a deficient number, since it is larger than the sum of its proper divisors (1).

1012057103 is an equidigital number, since it uses as much as digits as its factorization.

1012057103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 210, while the sum is 20.

The square root of 1012057103 is about 31812.8449372262. The cubic root of 1012057103 is about 1004.0029890310.

Adding to 1012057103 its reverse (3017502101), we get a palindrome (4029559204).

The spelling of 1012057103 in words is "one billion, twelve million, fifty-seven thousand, one hundred three".