1061542342 has 16 divisors (see below), whose sum is σ = 1820528640. Its totient is φ = 454761288.

The previous prime is 1061542309. The next prime is 1061542379. The reversal of 1061542342 is 2432451601.

It is a super-2 number, since 2×1061542342² = 2253744287717689928, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1061542342.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23509 + ... + 51727.

It is an arithmetic number, because the mean of its divisors is an integer number (113783040).

Almost surely, 2^1061542342 is an apocalyptic number.

1061542342 is a deficient number, since it is larger than the sum of its proper divisors (758986298).

1061542342 is a wasteful number, since it uses less digits than its factorization.

1061542342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30915.

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 1061542342 is about 32581.3189113025. The cubic root of 1061542342 is about 1020.1071084499.

Adding to 1061542342 its reverse (2432451601), we get a palindrome (3493993943).

It can be divided in two parts, 1061 and 542342, that added together give a triangular number (543403 = T₁₀₄₂).

The spelling of 1061542342 in words is "one billion, sixty-one million, five hundred forty-two thousand, three hundred forty-two".