1061205342 has 32 divisors (see below), whose sum is σ = 2174135040. Its totient is φ = 345132480.

The previous prime is 1061205311. The next prime is 1061205373. The reversal of 1061205342 is 2435021601.

It is an interprime number because it is at equal distance from previous prime (1061205311) and next prime (1061205373).

It is a super-2 number, since 2×1061205342² = 2252313555778673928, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 330967 + ... + 334157.

It is an arithmetic number, because the mean of its divisors is an integer number (67941720).

Almost surely, 2^1061205342 is an apocalyptic number.

1061205342 is an abundant number, since it is smaller than the sum of its proper divisors (1112929698).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1061205342 is a wasteful number, since it uses less digits than its factorization.

1061205342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4528.

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 1061205342 is about 32576.1468255532. The cubic root of 1061205342 is about 1019.9991484037. Note that the first 3 decimals are identical.

Adding to 1061205342 its reverse (2435021601), we get a palindrome (3496226943).

It can be divided in two parts, 1061 and 205342, that added together give a triangular number (206403 = T₆₄₂).

The spelling of 1061205342 in words is "one billion, sixty-one million, two hundred five thousand, three hundred forty-two".