10891070 has 8 divisors (see below), whose sum is σ = 19603944. Its totient is φ = 4356424.

The previous prime is 10891057. The next prime is 10891079. The reversal of 10891070 is 7019801.

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 (10891079) 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, 544544 + ... + 544563.

It is an arithmetic number, because the mean of its divisors is an integer number (2450493).

Almost surely, 2^10891070 is an apocalyptic number.

10891070 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10891070 is a deficient number, since it is larger than the sum of its proper divisors (8712874).

10891070 is a wasteful number, since it uses less digits than its factorization.

10891070 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1089114.

The product of its (nonzero) digits is 504, while the sum is 26.

The square root of 10891070 is about 3300.1621172300. The cubic root of 10891070 is about 221.6614567779.

The spelling of 10891070 in words is "ten million, eight hundred ninety-one thousand, seventy".