983145542 has 4 divisors (see below), whose sum is σ = 1474718316. Its totient is φ = 491572770.

The previous prime is 983145517. The next prime is 983145551. The reversal of 983145542 is 245541389.

983145542 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 245541389 = 19 ⋅12923231.

It is a super-3 number, since 3×983145542³ (a number of 28 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 983145542.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 245786384 + ... + 245786387.

It is an arithmetic number, because the mean of its divisors is an integer number (368679579).

Almost surely, 2^983145542 is an apocalyptic number.

983145542 is a deficient number, since it is larger than the sum of its proper divisors (491572774).

983145542 is a wasteful number, since it uses less digits than its factorization.

983145542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 491572773.

The product of its digits is 172800, while the sum is 41.

The square root of 983145542 is about 31355.1517617121. The cubic root of 983145542 is about 994.3499847826.

The spelling of 983145542 in words is "nine hundred eighty-three million, one hundred forty-five thousand, five hundred forty-two".