1061132603 has 4 divisors (see below), whose sum is σ = 1087013928. Its totient is φ = 1035251280.

The previous prime is 1061132491. The next prime is 1061132617. The reversal of 1061132603 is 3062311601.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1061132603 - 2¹⁶ = 1061067067 is a prime.

It is a super-2 number, since 2×1061132603² = 2252004802299111218, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1061132203) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12940601 + ... + 12940682.

It is an arithmetic number, because the mean of its divisors is an integer number (271753482).

Almost surely, 2^1061132603 is an apocalyptic number.

1061132603 is a deficient number, since it is larger than the sum of its proper divisors (25881325).

1061132603 is an equidigital number, since it uses as much as digits as its factorization.

1061132603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25881324.

The product of its (nonzero) digits is 648, while the sum is 23.

The square root of 1061132603 is about 32575.0303606919. The cubic root of 1061132603 is about 1019.9758430137.

The spelling of 1061132603 in words is "one billion, sixty-one million, one hundred thirty-two thousand, six hundred three".