1081700542 has 16 divisors (see below), whose sum is σ = 1751172192. Its totient is φ = 498157920.

The previous prime is 1081700539. The next prime is 1081700569. The reversal of 1081700542 is 2450071801.

It is a self number, because there is not a number n which added to its sum of digits gives 1081700542.

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, 33138 + ... + 57109.

It is an arithmetic number, because the mean of its divisors is an integer number (109448262).

Almost surely, 2^1081700542 is an apocalyptic number.

1081700542 is a deficient number, since it is larger than the sum of its proper divisors (669471650).

1081700542 is a wasteful number, since it uses less digits than its factorization.

1081700542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90723.

The product of its (nonzero) digits is 2240, while the sum is 28.

The square root of 1081700542 is about 32889.2161961942. The cubic root of 1081700542 is about 1026.5237830099.

The spelling of 1081700542 in words is "one billion, eighty-one million, seven hundred thousand, five hundred forty-two".