1073142542 has 8 divisors (see below), whose sum is σ = 1610179032. Its totient is φ = 536416200.

The previous prime is 1073142541. The next prime is 1073142583. The reversal of 1073142542 is 2452413701.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1073142541) 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, 68684 + ... + 82847.

It is an arithmetic number, because the mean of its divisors is an integer number (201272379).

Almost surely, 2^1073142542 is an apocalyptic number.

1073142542 is a deficient number, since it is larger than the sum of its proper divisors (537036490).

1073142542 is a wasteful number, since it uses less digits than its factorization.

1073142542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155074.

The product of its (nonzero) digits is 6720, while the sum is 29.

The square root of 1073142542 is about 32758.8544060991. The cubic root of 1073142542 is about 1023.8094579296.

The spelling of 1073142542 in words is "one billion, seventy-three million, one hundred forty-two thousand, five hundred forty-two".