1081725814 has 16 divisors (see below), whose sum is σ = 1748108880. Its totient is φ = 499056480.

The previous prime is 1081725763. The next prime is 1081725823. The reversal of 1081725814 is 4185271801.

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, 71604 + ... + 85384.

It is an arithmetic number, because the mean of its divisors is an integer number (109256805).

Almost surely, 2^1081725814 is an apocalyptic number.

1081725814 is a deficient number, since it is larger than the sum of its proper divisors (666383066).

1081725814 is a wasteful number, since it uses less digits than its factorization.

1081725814 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16815.

The product of its (nonzero) digits is 17920, while the sum is 37.

The square root of 1081725814 is about 32889.6003928293. The cubic root of 1081725814 is about 1026.5317772455.

The spelling of 1081725814 in words is "one billion, eighty-one million, seven hundred twenty-five thousand, eight hundred fourteen".