1029139603 has 2 divisors, whose sum is σ = 1029139604. Its totient is φ = 1029139602.

The previous prime is 1029139543. The next prime is 1029139607. The reversal of 1029139603 is 3069319201.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1029139603 - 2¹⁷ = 1029008531 is a prime.

It is not a weakly prime, because it can be changed into another prime (1029139607) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 514569801 + 514569802.

It is an arithmetic number, because the mean of its divisors is an integer number (514569802).

Almost surely, 2^1029139603 is an apocalyptic number.

1029139603 is a deficient number, since it is larger than the sum of its proper divisors (1).

1029139603 is an equidigital number, since it uses as much as digits as its factorization.

1029139603 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8748, while the sum is 34.

The square root of 1029139603 is about 32080.2057817589. The cubic root of 1029139603 is about 1009.6203530161.

It can be divided in two parts, 10291 and 39603, that added together give a palindrome (49894).

The spelling of 1029139603 in words is "one billion, twenty-nine million, one hundred thirty-nine thousand, six hundred three".