1079657894 has 16 divisors (see below), whose sum is σ = 1910547456. Its totient is φ = 447784200.

The previous prime is 1079657867. The next prime is 1079657911. The reversal of 1079657894 is 4987569701.

It is a super-2 number, since 2×1079657894² = 2331322336153030472, which contains 22 as substring.

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, 1243412 + ... + 1244279.

It is an arithmetic number, because the mean of its divisors is an integer number (119409216).

Almost surely, 2^1079657894 is an apocalyptic number.

1079657894 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1079657894 is a deficient number, since it is larger than the sum of its proper divisors (830889562).

1079657894 is a wasteful number, since it uses less digits than its factorization.

1079657894 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2487731.

The product of its (nonzero) digits is 3810240, while the sum is 56.

The square root of 1079657894 is about 32858.1480610213. The cubic root of 1079657894 is about 1025.8772245226.

The spelling of 1079657894 in words is "one billion, seventy-nine million, six hundred fifty-seven thousand, eight hundred ninety-four".