91070126 has 36 divisors (see below), whose sum is σ = 164369304. Its totient is φ = 37731960.

The previous prime is 91070107. The next prime is 91070191. The reversal of 91070126 is 62107019.

It is a junction number, because it is equal to n+sod(n) for n = 91070095 and 91070104.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 93695 + ... + 94661.

It is an arithmetic number, because the mean of its divisors is an integer number (4565814).

Almost surely, 2^91070126 is an apocalyptic number.

91070126 is a deficient number, since it is larger than the sum of its proper divisors (73299178).

91070126 is a wasteful number, since it uses less digits than its factorization.

91070126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1045 (or 1007 counting only the distinct ones).

The product of its (nonzero) digits is 756, while the sum is 26.

The square root of 91070126 is about 9543.0669074465. The cubic root of 91070126 is about 449.9096542906.

The spelling of 91070126 in words is "ninety-one million, seventy thousand, one hundred twenty-six".